{ "title": "Truck parking source-year comparison and ratio verification", "creator": "Allentown Dock Door Repair Research", "version": "2.1", "edition": "2026-09-16", "verification_date": "2026-09-16", "scope": "United States, 50 states; 47 reported ATRI state inputs.", "methodology": "Compilation and reproducible arithmetic on published inputs. No survey or field inspection by this publication.", "source_urls": { "FHWA15": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "ATRI24": "https://truckingresearch.org/2025/04/truck-parking-index/", "NHS22": "https://www.fhwa.dot.gov/policyinformation/statistics/2022/hm41.cfm", "FHWA15_program_metadata": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/index.htm", "FHWA15_chapter2": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch2.htm" }, "calculation_source_register_file": "truck-parking-primary-source-register-2026-09-16.json", "source_year_notes": { "FHWA15": "Inventory published in 2015. Program metadata dates public inputs to 2013; DOT surveys occurred in 2014. PRIVATE SOURCE-YEAR CONFLICT: program metadata identifies Trucker’s Friend 2013; Chapter II says the study used the 2015 database. A unique private observation year is not assigned. Counts are unchanged.", "ATRI24": "State DOT responses collected in 2024. Published roadway/VMT ratios use 2022 denominators. Published private:public quotient uses private counts from FHWA’s 2015 report divided by 2024 public rest-area spaces. The historical private input year conflicts within FHWA sources.", "ATRI_BUDGET": "Annual rest area service and maintenance budget per parking space, reported in the dashboard; not measured truck-only expenditure.", "NHS22_SPOT": "2022 NHS road mileage; four reporting states used for spot-checks, plus Alabama (no ATRI count)." }, "fields": [ "state", "fhwa_2013_14_public_facilities", "fhwa_2013_14_public_spaces", "fhwa_2015_report_private_truck_stops", "fhwa_2015_report_private_spaces", "derived_sum_of_reported_historical_spaces", "historical_sum_coverage", "atri_2024_rest_area_spaces", "atri_published_spaces_per_100_nhs_miles", "atri_nhs_mileage_year", "atri_published_spaces_per_million_truck_vmt", "atri_truck_vmt_year", "atri_2024_amenities_of_8", "atri_2024_safety_features_of_5", "atri_annual_rest_area_budget_usd_per_parking_space", "atri_published_historical_private_per_public_2024_ratio", "atri_coverage", "derived_historical_private_div_public_2024_rounded_1dp", "derived_ratio_roundtrip_matches", "diagnostic_rounded_ratio_times_public_not_an_exact_count", "diagnostic_product_minus_historical_private_not_inventory_change", "noncomparable_public_count_difference_not_change", "noncomparable_public_count_difference_percent_not_growth", "fhwa_2022_nhs_miles_spotcheck", "derived_nhs_spotcheck_spaces_per_100_miles", "nhs_spotcheck_matches_published_1dp", "fhwa_source_url", "atri_source_url", "verification_date" ], "states": [ { "state": "Alabama", "fhwa_2013_14_public_facilities": 26, "fhwa_2013_14_public_spaces": 633, "fhwa_2015_report_private_truck_stops": 201, "fhwa_2015_report_private_spaces": 7456, "derived_sum_of_reported_historical_spaces": 8089, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": null, "atri_published_spaces_per_100_nhs_miles": null, "atri_nhs_mileage_year": null, "atri_published_spaces_per_million_truck_vmt": null, "atri_truck_vmt_year": null, "atri_2024_amenities_of_8": null, "atri_2024_safety_features_of_5": null, "atri_annual_rest_area_budget_usd_per_parking_space": null, "atri_published_historical_private_per_public_2024_ratio": null, "atri_coverage": "not reported in source table", "derived_historical_private_div_public_2024_rounded_1dp": null, "derived_ratio_roundtrip_matches": null, "diagnostic_rounded_ratio_times_public_not_an_exact_count": null, "diagnostic_product_minus_historical_private_not_inventory_change": null, "noncomparable_public_count_difference_not_change": null, "noncomparable_public_count_difference_percent_not_growth": null, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Alaska", "fhwa_2013_14_public_facilities": null, "fhwa_2013_14_public_spaces": null, "fhwa_2015_report_private_truck_stops": 18, "fhwa_2015_report_private_spaces": 179, "derived_sum_of_reported_historical_spaces": 179, "historical_sum_coverage": "partial or no reported components; missing is not zero", "atri_2024_rest_area_spaces": 70, "atri_published_spaces_per_100_nhs_miles": 3.1, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.17, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 2, "atri_2024_safety_features_of_5": null, "atri_annual_rest_area_budget_usd_per_parking_space": 4286, "atri_published_historical_private_per_public_2024_ratio": 2.6, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 2.6, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 182.0, "diagnostic_product_minus_historical_private_not_inventory_change": 3.0, "noncomparable_public_count_difference_not_change": null, "noncomparable_public_count_difference_percent_not_growth": null, "fhwa_2022_nhs_miles_spotcheck": 2230, "derived_nhs_spotcheck_spaces_per_100_miles": 3.139, "nhs_spotcheck_matches_published_1dp": true, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Arizona", "fhwa_2013_14_public_facilities": 18, "fhwa_2013_14_public_spaces": 495, "fhwa_2015_report_private_truck_stops": 73, "fhwa_2015_report_private_spaces": 6635, "derived_sum_of_reported_historical_spaces": 7130, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 649, "atri_published_spaces_per_100_nhs_miles": 20.2, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.07, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 7, "atri_2024_safety_features_of_5": 5, "atri_annual_rest_area_budget_usd_per_parking_space": 3082, "atri_published_historical_private_per_public_2024_ratio": 10.2, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 10.2, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 6619.8, "diagnostic_product_minus_historical_private_not_inventory_change": -15.2, "noncomparable_public_count_difference_not_change": 154, "noncomparable_public_count_difference_percent_not_growth": 31.11, "fhwa_2022_nhs_miles_spotcheck": 3212, "derived_nhs_spotcheck_spaces_per_100_miles": 20.2055, "nhs_spotcheck_matches_published_1dp": true, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Arkansas", "fhwa_2013_14_public_facilities": 16, "fhwa_2013_14_public_spaces": 194, "fhwa_2015_report_private_truck_stops": 143, "fhwa_2015_report_private_spaces": 6277, "derived_sum_of_reported_historical_spaces": 6471, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 306, "atri_published_spaces_per_100_nhs_miles": 9.0, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.05, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 4, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 16340, "atri_published_historical_private_per_public_2024_ratio": 20.5, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 20.5, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 6273.0, "diagnostic_product_minus_historical_private_not_inventory_change": -4.0, "noncomparable_public_count_difference_not_change": 112, "noncomparable_public_count_difference_percent_not_growth": 57.73, "fhwa_2022_nhs_miles_spotcheck": 3384, "derived_nhs_spotcheck_spaces_per_100_miles": 9.0426, "nhs_spotcheck_matches_published_1dp": true, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "California", "fhwa_2013_14_public_facilities": 87, "fhwa_2013_14_public_spaces": 1252, "fhwa_2015_report_private_truck_stops": 197, "fhwa_2015_report_private_spaces": 11892, "derived_sum_of_reported_historical_spaces": 13144, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 1203, "atri_published_spaces_per_100_nhs_miles": 8.3, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.03, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 7, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 18873, "atri_published_historical_private_per_public_2024_ratio": 9.9, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 9.9, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 11909.7, "diagnostic_product_minus_historical_private_not_inventory_change": 17.7, "noncomparable_public_count_difference_not_change": -49, "noncomparable_public_count_difference_percent_not_growth": -3.91, "fhwa_2022_nhs_miles_spotcheck": 14573, "derived_nhs_spotcheck_spaces_per_100_miles": 8.255, "nhs_spotcheck_matches_published_1dp": true, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Colorado", "fhwa_2013_14_public_facilities": 18, "fhwa_2013_14_public_spaces": 842, "fhwa_2015_report_private_truck_stops": 89, "fhwa_2015_report_private_spaces": 3645, "derived_sum_of_reported_historical_spaces": 4487, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 241, "atri_published_spaces_per_100_nhs_miles": 4.9, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.07, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 6, "atri_2024_safety_features_of_5": 1, "atri_annual_rest_area_budget_usd_per_parking_space": 16009, "atri_published_historical_private_per_public_2024_ratio": 15.1, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 15.1, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 3639.1, "diagnostic_product_minus_historical_private_not_inventory_change": -5.9, "noncomparable_public_count_difference_not_change": -601, "noncomparable_public_count_difference_percent_not_growth": -71.38, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Connecticut", "fhwa_2013_14_public_facilities": 20, "fhwa_2013_14_public_spaces": 521, "fhwa_2015_report_private_truck_stops": 16, "fhwa_2015_report_private_spaces": 1015, "derived_sum_of_reported_historical_spaces": 1536, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 363, "atri_published_spaces_per_100_nhs_miles": 24.8, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.16, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 7, "atri_2024_safety_features_of_5": 4, "atri_annual_rest_area_budget_usd_per_parking_space": null, "atri_published_historical_private_per_public_2024_ratio": 2.8, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 2.8, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 1016.4, "diagnostic_product_minus_historical_private_not_inventory_change": 1.4, "noncomparable_public_count_difference_not_change": -158, "noncomparable_public_count_difference_percent_not_growth": -30.33, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Delaware", "fhwa_2013_14_public_facilities": 1, "fhwa_2013_14_public_spaces": 28, "fhwa_2015_report_private_truck_stops": 15, "fhwa_2015_report_private_spaces": 294, "derived_sum_of_reported_historical_spaces": 322, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": null, "atri_published_spaces_per_100_nhs_miles": null, "atri_nhs_mileage_year": null, "atri_published_spaces_per_million_truck_vmt": null, "atri_truck_vmt_year": null, "atri_2024_amenities_of_8": null, "atri_2024_safety_features_of_5": null, "atri_annual_rest_area_budget_usd_per_parking_space": null, "atri_published_historical_private_per_public_2024_ratio": null, "atri_coverage": "not reported in source table", "derived_historical_private_div_public_2024_rounded_1dp": null, "derived_ratio_roundtrip_matches": null, "diagnostic_rounded_ratio_times_public_not_an_exact_count": null, "diagnostic_product_minus_historical_private_not_inventory_change": null, "noncomparable_public_count_difference_not_change": null, "noncomparable_public_count_difference_percent_not_growth": null, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Florida", "fhwa_2013_14_public_facilities": 77, "fhwa_2013_14_public_spaces": 2529, "fhwa_2015_report_private_truck_stops": 160, "fhwa_2015_report_private_spaces": 6573, "derived_sum_of_reported_historical_spaces": 9102, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 2100, "atri_published_spaces_per_100_nhs_miles": 23.8, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.12, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 7, "atri_2024_safety_features_of_5": 4, "atri_annual_rest_area_budget_usd_per_parking_space": 12619, "atri_published_historical_private_per_public_2024_ratio": 3.1, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 3.1, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 6510.0, "diagnostic_product_minus_historical_private_not_inventory_change": -63.0, "noncomparable_public_count_difference_not_change": -429, "noncomparable_public_count_difference_percent_not_growth": -16.96, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Georgia", "fhwa_2013_14_public_facilities": 47, "fhwa_2013_14_public_spaces": 1701, "fhwa_2015_report_private_truck_stops": 265, "fhwa_2015_report_private_spaces": 12017, "derived_sum_of_reported_historical_spaces": 13718, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 997, "atri_published_spaces_per_100_nhs_miles": 13.7, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.07, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 6, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": null, "atri_published_historical_private_per_public_2024_ratio": 12.1, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 12.1, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 12063.7, "diagnostic_product_minus_historical_private_not_inventory_change": 46.7, "noncomparable_public_count_difference_not_change": -704, "noncomparable_public_count_difference_percent_not_growth": -41.39, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Hawaii", "fhwa_2013_14_public_facilities": null, "fhwa_2013_14_public_spaces": null, "fhwa_2015_report_private_truck_stops": null, "fhwa_2015_report_private_spaces": null, "derived_sum_of_reported_historical_spaces": null, "historical_sum_coverage": "partial or no reported components; missing is not zero", "atri_2024_rest_area_spaces": 0, "atri_published_spaces_per_100_nhs_miles": 0.0, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.0, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": null, "atri_2024_safety_features_of_5": null, "atri_annual_rest_area_budget_usd_per_parking_space": null, "atri_published_historical_private_per_public_2024_ratio": null, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": null, "derived_ratio_roundtrip_matches": null, "diagnostic_rounded_ratio_times_public_not_an_exact_count": null, "diagnostic_product_minus_historical_private_not_inventory_change": null, "noncomparable_public_count_difference_not_change": null, "noncomparable_public_count_difference_percent_not_growth": null, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Idaho", "fhwa_2013_14_public_facilities": 13, "fhwa_2013_14_public_spaces": 274, "fhwa_2015_report_private_truck_stops": 60, "fhwa_2015_report_private_spaces": 2809, "derived_sum_of_reported_historical_spaces": 3083, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 497, "atri_published_spaces_per_100_nhs_miles": 19.2, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.22, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 6, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 3622, "atri_published_historical_private_per_public_2024_ratio": 5.7, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 5.7, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 2832.9, "diagnostic_product_minus_historical_private_not_inventory_change": 23.9, "noncomparable_public_count_difference_not_change": 223, "noncomparable_public_count_difference_percent_not_growth": 81.39, "fhwa_2022_nhs_miles_spotcheck": null, 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"derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "South Dakota", "fhwa_2013_14_public_facilities": 42, "fhwa_2013_14_public_spaces": 405, "fhwa_2015_report_private_truck_stops": 81, "fhwa_2015_report_private_spaces": 2360, "derived_sum_of_reported_historical_spaces": 2765, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 215, "atri_published_spaces_per_100_nhs_miles": 5.8, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.15, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 5, "atri_2024_safety_features_of_5": 2, "atri_annual_rest_area_budget_usd_per_parking_space": 4380, "atri_published_historical_private_per_public_2024_ratio": 11.0, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 11.0, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 2365.0, "diagnostic_product_minus_historical_private_not_inventory_change": 5.0, "noncomparable_public_count_difference_not_change": -190, "noncomparable_public_count_difference_percent_not_growth": -46.91, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Tennessee", "fhwa_2013_14_public_facilities": 42, "fhwa_2013_14_public_spaces": 710, "fhwa_2015_report_private_truck_stops": 152, "fhwa_2015_report_private_spaces": 6969, "derived_sum_of_reported_historical_spaces": 7679, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 584, "atri_published_spaces_per_100_nhs_miles": 11.6, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.08, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 8, "atri_2024_safety_features_of_5": 5, "atri_annual_rest_area_budget_usd_per_parking_space": 1712, "atri_published_historical_private_per_public_2024_ratio": 11.9, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 11.9, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 6949.6, "diagnostic_product_minus_historical_private_not_inventory_change": -19.4, "noncomparable_public_count_difference_not_change": -126, "noncomparable_public_count_difference_percent_not_growth": -17.75, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Texas", "fhwa_2013_14_public_facilities": 69, "fhwa_2013_14_public_spaces": 1150, "fhwa_2015_report_private_truck_stops": 627, "fhwa_2015_report_private_spaces": 26230, "derived_sum_of_reported_historical_spaces": 27380, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 1409, "atri_published_spaces_per_100_nhs_miles": 7.6, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.04, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 8, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 17033, "atri_published_historical_private_per_public_2024_ratio": 18.6, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 18.6, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 26207.4, "diagnostic_product_minus_historical_private_not_inventory_change": -22.6, "noncomparable_public_count_difference_not_change": 259, "noncomparable_public_count_difference_percent_not_growth": 22.52, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Utah", "fhwa_2013_14_public_facilities": 49, "fhwa_2013_14_public_spaces": 530, "fhwa_2015_report_private_truck_stops": 70, "fhwa_2015_report_private_spaces": 3103, "derived_sum_of_reported_historical_spaces": 3633, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 295, "atri_published_spaces_per_100_nhs_miles": 10.4, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.04, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 6, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 13559, "atri_published_historical_private_per_public_2024_ratio": 10.5, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 10.5, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 3097.5, "diagnostic_product_minus_historical_private_not_inventory_change": -5.5, "noncomparable_public_count_difference_not_change": -235, "noncomparable_public_count_difference_percent_not_growth": -44.34, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Vermont", "fhwa_2013_14_public_facilities": 42, "fhwa_2013_14_public_spaces": 216, "fhwa_2015_report_private_truck_stops": 24, "fhwa_2015_report_private_spaces": 354, "derived_sum_of_reported_historical_spaces": 570, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 236, "atri_published_spaces_per_100_nhs_miles": 32.9, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.45, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 6, "atri_2024_safety_features_of_5": 1, "atri_annual_rest_area_budget_usd_per_parking_space": 6356, 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"fhwa_2015_report_private_spaces": 7463, "derived_sum_of_reported_historical_spaces": 8192, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 758, "atri_published_spaces_per_100_nhs_miles": 16.3, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.13, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 5, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 32982, "atri_published_historical_private_per_public_2024_ratio": 9.8, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 9.8, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 7428.4, "diagnostic_product_minus_historical_private_not_inventory_change": -34.6, "noncomparable_public_count_difference_not_change": 29, "noncomparable_public_count_difference_percent_not_growth": 3.98, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Washington", "fhwa_2013_14_public_facilities": 96, "fhwa_2013_14_public_spaces": 920, "fhwa_2015_report_private_truck_stops": 57, "fhwa_2015_report_private_spaces": 2676, "derived_sum_of_reported_historical_spaces": 3596, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 555, "atri_published_spaces_per_100_nhs_miles": 12.2, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.11, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 7, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 18919, "atri_published_historical_private_per_public_2024_ratio": 4.8, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 4.8, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 2664.0, "diagnostic_product_minus_historical_private_not_inventory_change": -12.0, "noncomparable_public_count_difference_not_change": -365, "noncomparable_public_count_difference_percent_not_growth": -39.67, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "West Virginia", "fhwa_2013_14_public_facilities": 30, "fhwa_2013_14_public_spaces": 641, "fhwa_2015_report_private_truck_stops": 37, "fhwa_2015_report_private_spaces": 1747, "derived_sum_of_reported_historical_spaces": 2388, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 636, "atri_published_spaces_per_100_nhs_miles": 32.0, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.32, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 8, "atri_2024_safety_features_of_5": null, "atri_annual_rest_area_budget_usd_per_parking_space": null, "atri_published_historical_private_per_public_2024_ratio": 2.7, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 2.7, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 1717.2, "diagnostic_product_minus_historical_private_not_inventory_change": -29.8, "noncomparable_public_count_difference_not_change": -5, "noncomparable_public_count_difference_percent_not_growth": -0.78, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Wisconsin", "fhwa_2013_14_public_facilities": 33, "fhwa_2013_14_public_spaces": 818, "fhwa_2015_report_private_truck_stops": 263, "fhwa_2015_report_private_spaces": 6995, "derived_sum_of_reported_historical_spaces": 7813, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 782, "atri_published_spaces_per_100_nhs_miles": 13.1, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.11, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 5, "atri_2024_safety_features_of_5": 2, "atri_annual_rest_area_budget_usd_per_parking_space": 1790, "atri_published_historical_private_per_public_2024_ratio": 8.9, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 8.9, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 6959.8, "diagnostic_product_minus_historical_private_not_inventory_change": -35.2, "noncomparable_public_count_difference_not_change": -36, "noncomparable_public_count_difference_percent_not_growth": -4.4, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" }, { "state": "Wyoming", "fhwa_2013_14_public_facilities": 66, "fhwa_2013_14_public_spaces": 867, "fhwa_2015_report_private_truck_stops": 69, "fhwa_2015_report_private_spaces": 4314, "derived_sum_of_reported_historical_spaces": 5181, "historical_sum_coverage": "both components reported", "atri_2024_rest_area_spaces": 382, "atri_published_spaces_per_100_nhs_miles": 12.5, "atri_nhs_mileage_year": 2022, "atri_published_spaces_per_million_truck_vmt": 0.22, "atri_truck_vmt_year": 2022, "atri_2024_amenities_of_8": 5, "atri_2024_safety_features_of_5": 3, "atri_annual_rest_area_budget_usd_per_parking_space": 9162, "atri_published_historical_private_per_public_2024_ratio": 11.3, "atri_coverage": "reported", "derived_historical_private_div_public_2024_rounded_1dp": 11.3, "derived_ratio_roundtrip_matches": true, "diagnostic_rounded_ratio_times_public_not_an_exact_count": 4316.6, "diagnostic_product_minus_historical_private_not_inventory_change": 2.6, "noncomparable_public_count_difference_not_change": -485, "noncomparable_public_count_difference_percent_not_growth": -55.94, "fhwa_2022_nhs_miles_spotcheck": null, "derived_nhs_spotcheck_spaces_per_100_miles": null, "nhs_spotcheck_matches_published_1dp": null, "fhwa_source_url": "https://ops.fhwa.dot.gov/freight/infrastructure/truck_parking/jasons_law/truckparkingsurvey/ch3.htm", "atri_source_url": "https://truckingresearch.org/2025/04/truck-parking-index/", "verification_date": "2026-09-16" } ], "calculations": { "historical_inventory_totals": { "public_facilities": 1908, "public_spaces": 36222, "private_truck_stops": 6376, "private_spaces": 272698, "total_spaces": 308920 }, "historical_facilities_total": 8284, "historical_public_share_pct": 11.73, "historical_private_share_pct": 88.27, "historical_spaces_per_public_facility": 18.98, "historical_spaces_per_private_truck_stop": 42.77, "atri_reporting_states": 47, "atri_public_rest_area_spaces_total": 30440, "atri_nonreporting_states": [ "Alabama", "Delaware", "Rhode Island" ], "ratio_roundtrip": { "states_tested": 46, "states_matching": 46, "formula": "round_1dp(fhwa_2015_report_private_spaces/public_rest_area_spaces_2024)", "warning": "Matching a rounded quotient is not recovery of an exact hidden count. ATRI discloses the historical private source. FHWA sources conflict on whether that private input is labelled 2013 or 2015." }, "matched_public_comparison_not_time_series": { "states": 45, "historical_public_spaces": 35535, "atri_public_rest_area_spaces": 30370, "numerical_difference_not_change": -5165, "states_with_higher_number": 20, "states_with_lower_number": 25, "warning": "Coverage and definitions differ. Neither the difference nor its percentage measures growth, losses, or causes." }, "budget": { "reporting_states": 35, "lowest_reported_state": "Indiana", "lowest_reported_usd": 344, "highest_reported_state": "Virginia", "highest_reported_usd": 32982, "max_min_multiple": 95.88, "label": "Annual rest area service and maintenance budget per parking space; not truck-only observed expenditures." }, "amenities_all_8": [ "Tennessee", "Texas", "West Virginia" ], "safety_all_5": [ "Arizona", "Illinois", "Massachusetts", "New Jersey", "New Mexico", "Tennessee" ], "both_maxima": [ "Tennessee" ], "roadway_spotchecks": [ { "state": "Alaska", "spaces_2024": 70, "nhs_road_miles_2022": 2230, "calculated": 3.139, "published_1dp": 3.1, "matches": true }, { "state": "Arizona", "spaces_2024": 649, "nhs_road_miles_2022": 3212, "calculated": 20.2055, "published_1dp": 20.2, "matches": true }, { "state": "Arkansas", "spaces_2024": 306, "nhs_road_miles_2022": 3384, "calculated": 9.0426, "published_1dp": 9.0, "matches": true }, { "state": "California", "spaces_2024": 1203, "nhs_road_miles_2022": 14573, "calculated": 8.255, "published_1dp": 8.3, "matches": true } ], "fhwa_2019_approximate_counts": { "total": 313000, "public": 40000, "private": 273000, "all_values_approximate": true, "publication_date": "2020-12-01" }, "growth_reconciliation": { "public_implied_by_6pct": 38395.32, "private_implied_by_11pct": 302694.78, "public_published_approx_minus_implied": 1604.68, "private_published_approx_minus_implied": -29694.78, "public_growth_implied_by_approximate_endpoints_pct": 10.43, "private_growth_implied_by_approximate_endpoints_pct": 0.11, "warning": "The source baselines do not reconcile; this calculation does not establish the cause or prove that a count was carried forward." }, "employment_inputs": { "oews_heavy_and_tractor_trailer_2025": 2062040, "ooh_heavy_and_tractor_trailer_2025": 2221200, "oews_light_truck_2025": 983300, "oews_driver_sales_2025": 409180, "oews_three_occupations_combined_2025": 3454520 }, "employment_per_historical_space_illustrations": { "oews_heavy_and_tractor_trailer_2025": 6.6, "ooh_heavy_and_tractor_trailer_2025": 7.1, "oews_three_occupations_combined_2025": 11.0 }, "implied_employment_for_exact_11_to_1": 3443000, "urban_share_comparison": { "nhs_truck_vmt_urban_pct": 47, "parking_urban_pct": 34, "nhs_truck_vmt_rural_pct": 53, "parking_rural_pct": 66, "large_origin_destination_urban_areas": 32, "tonnage_share_pct": 38, "parking_share_pct": 8.5, "tonnage_share_div_parking_share_not_deficit": 4.47 }, "operator_average_comparison": { "2019_survey_average_spaces": 143, "approximate_private_total_div_survey_average": 1909.0, "survey_average_div_historical_inventory_average": 3.3, "warning": "Different years and populations; not proof of survey bias or an invalid survey estimate." }, "diary_2016_model": { "completed_diaries": 148, "driver_days": 2035, "parking_stops": 4763, "remaining_drive_minutes": 56, "source_statistic_label_conflict": "Methods calls 56 minutes a median; summary/release calls it an average.", "work_days_assumed": 250, "operating_speed_mph_assumed": 39.98, "wage_per_mile_usd_assumed": 0.499, "calculated_miles_from_printed_inputs": 9328.67, "calculated_wages_from_printed_inputs_usd": 4655.0, "source_reported_approximate_miles": 9300, "source_reported_approximate_wages_usd": 4600, "annual_pay_comparison_baseline_not_model_input_usd": 42500, "warning": "Historical illustrative model of revenue time forgone from early parking, not measured search time or a 2026 loss estimate." }, "industry_issue_ranks": { "2016": 4, "2017": 4, "2018": 5, "2019": 5, "2020": 3, "2021": 5, "2022": 3, "2023": 2, "2024": 2, "2025": 4 }, "funding_version_totals": { "hr1659_introduced_fy2025_2029_usd": 755000000, "hr8870_introduced_fy2027_2031_usd": 750000000, "pl11975_appropriation_usd": 200000000, "warning": "Introduced authorizations are not enacted appropriations or delivered spaces." }, "pennsylvania": { "planned_spaces_october_2025": 1202, "planned_locations_october_2025": 133, "spaces_announced_january_28_2026_as_open_before_end_2025": 339, "locations": 24, "mean_spaces_per_planned_location": 9.0, "mean_spaces_per_announced_open_location": 14.1, "announced_delivery_share_of_plan_pct": 28.2, "four_lehigh_valley_ramp_listings_spaces": 18, "lehigh_four_ramp_subset_spaces": 5, "northampton_four_ramp_subset_spaces": 13, "four_ramps_share_of_state_plan_pct": 1.5, "plan_div_historical_2024_rest_area_count_pct_not_growth": 153.0, "warning": "Four ramps are a selected subset, not a complete Lehigh Valley allocation or county census. January is a dated delivery snapshot, not current availability." } }, "missing_value_policy": "JSON null / empty CSV cells preserve missing, inapplicable, and unreported values; a reported zero remains zero." }