Data Layer Summary
High Injury Network
MD & WV Combined Crash Points
All HEPMPO Crashes 2018-2022 combined
KSI ONLY Crashes 2018-2022 combined
All crashes table filtered with the following conditions:
- is_valid_coord = 'y' (Check if point exists within HEPMPO boundary)
- is_interstate = 'n' (Excludes crashes on I-81 & I-70)
- is_ksi = 'y' (Includes Fatal & Severe Injury report_type crashes only
Fields:
- rpt_id: Source Crash Record ID
- cty: County Name
- st: State
- muni: Municipal Name if crash is within a municipal boundary
- crash_dtd: Date of Crash
- crash_time: Time of Crash
- crash_year: Year of Crash
- crash_mnth: Month of Crash
- crash_dow: Crash Day of Week
- rt_no: State Route number reported in source data
- report_type: Fatal, Injury & Property
- most_harm_event: Reported Most Harm Event
- collision_type: Reported Collision Type
- cty_street_name: Street Name from County Roadway GIS source
- cty_road_id: Street Segment Unique ID from County Roadway GIS source
- cty_speed: Speed Limit from County Roadway GIS source
- crash_severity:
- Fatal
- Severe Injury
- Non-Traffic Medical Condition
- No Apparent Injury
- Minor Injury
- Possible Injury
- crash_mode:
- Vehicle
- Motorcycle
- Pedestrian
- Bicycle
- is_feb6_coord_upd: Boolean field indicating crash coordinates were updated manualy on Feb 6, 2024
Added Dec 6, 2023
MD & WV Combined Traffic Signal Points
hepmpo-signal-crash-counts.csv
Fields:
Fields:
- sig_id: Source Signal ID
- sig_cty: County Name
- name_array: Intersecting Street Names from combined county roadways
- vmt_in_buffer: DVMT inside 100ft Buffer
- total_crash_cnt: All Crashes within 100ft Buffer
- sum_ksi: KSI Crashes within 100ft Buffer
- sum_inj: Injury Crashes within 100ft Buffer
- sum_fatal: Fatal Crashes within 100ft Buffer
- dot_aadt_sum: DOT AADT SUM within 100ft Buffer
- dot_seg_cnt: DOT line counts within 100ft Buffer
- dot_geom_lngth_mi: DOT line mileage within 100ft Buffer
- mev_calc: Million Entering Vehicles (MEV) (dot_aadt_sum * 365 * 5 years)/1,000,000
- crash_rate_all: total_crash_cnt / mev_calc
- crash_rate_ksi: sum_ksi / mev_calc
- rpt_id_array: Array of Crash IDs within 100ft Buffer
- harm_array: Array of Most Harm within 100ft Buffer
- crash_time_array: Array of Crash Time within 100ft Buffer
- crash_dtd_array: Array of Crash Date within 100ft Buffer
Crash Counts by 2020 Census Blocks
crash-counts-by-census-block.zip (zipped .shp)
Fields:
Fields:
- geoid20: Block ID
- aland20: Area Land
- awater20: Area Water
- pop_2020: Population 2020
- pop_2010: Population 2010 (spatial intersection)
- total_crash_cnt: All Crashes within Census Block
- ksi_cnt: KSI Crashes
- fatal_cnt: Fatal Crashes
- j40_cnt_non_interstate: Crashes within a J40 Block
- j40_cnt_interstate: Interstate Onlys Crashes within a J40 Block
Combined County Road Segments
combined-county-road-segments.zip (zipped .shp)
- Berkeley County Roadways
- Jefferson County Roadways
- Washington County Roadways
- source_road_id: Source ID from County road database
- county: County Name
- street_name: Street Name
- road_class: Road classification as defined by the County
- psl: County Posted Speed Limit
- oneway_ind: County Oneway Indicator
Replica OSM Road Segments with Synthetic Volumes