Safety Barrier Inventory
Inventory of guardrails and safety barriers on Ohio roadways.
- Published by
- ODOT Office of Highway Maintenance
- Source
- Ohio Department of Transportation TIMS
- Original data
- tims.dot.state.oh.us
- Terms of use
- Public information, no warranty (ODOT)
- On the map
- Lines
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What each record holds, as the publisher describes it: 105 fields.
| Field | Description |
|---|---|
NLFID | Primary key field that allows ODOT’s graphic roadway network geometric segments to be linked to business data attributes |
ODOT_DISTRICT | District as char(2) with leading zero(01-12 plus Central Office) – the counties are grouped into districts in Ohio for ease of maintenance and funding |
COUNTY | County name |
COUNTY_CD | 3 letter county abbreviation |
ROUTE_TYPE | Two letter code indicating the basic transportation grouping or system that the route belongs to (e.g. US, IR, SR) |
ROUTE_NBR | Route number |
ROUTE_SUFFIX | A, B, C, D, I, F, T etc. |
CTL_BEGIN_NBR | Logpoint County Begin Number – the location within the county where the route begins |
CTL_END_NBR | Logpoint County End Number – the location within the county where the route ends |
STL_BEGIN_NBR | State Logpoint Begin Number – the location within the state where the route begins |
STL_END_NBR | State Logpoint End Number – the location within the state where the route ends |
LATITUDE_DD_BEGIN | Latitude in decimal degrees of begin point |
LONGITUDE_DD_BEGIN | Longitude in decimal degrees of begin point |
LATITUDE_DD_END | Latitude in decimal degrees of end point |
LONGITUDE_DD_END | Longitude in decimal degrees of end point |
PERP_DATE | Perpetuation date |
STATUS | Status of Barrier - Proposed, Active, Retired |
INSTALLATION_DATE | Date the barrier was installed |
PID | Project ID under which the barrier was installed |
END_CONSTRUCTION_DATE | End of construction date as recorded in ELLIS |
MAINTAIN_RESPONSIBLE | Agency responsible for maintaining the barrier |
BARRIER_FILE_NUMBER | A unique number that identifies the barrier run |
DIVIDED_INDICATOR | Identifies if the road is divided or undivided |
BARRIER_LENGTH_FT | The length in feet of a barrier run including anchor assembly. This is a generated field. Standard values for anchor assemblies have been identified and the overall length of a barrier run calculated based on the begin and end terminal location |
BARRIER_TYPE | Main category of barrier: Concrete, Cable, Guardrail |
BARRIER_SUB_CATEGORY | Sub categories of barrier include specific cable barrier proprietary products, various types of guardrail, and types of concrete barrier |
START_TERMINAL | Type of start terminal |
END_TERMINAL | Type of end terminal |
NON_STANDARD_TERMINAL | Indicates if there is a terminal installed that is not the standard length |
START_SHOP_DRAWING | Shop Drawing Number of Start Terminal. Examples can be found http://www.dot.state.oh.us/Divisions/Engineering/Roadway/DesignStandards/roadway/Pages/GuardrailEndTreatments.aspx |
END_SHOP_DRAWING | Shop Drawing Number of End Terminal. Examples can be found http://www.dot.state.oh.us/Divisions/Engineering/Roadway/DesignStandards/roadway/Pages/GuardrailEndTreatments.aspx |
RUN_POST_TYPE | Type of posts that support the barrier |
POST_SPACING | Indicates if post spacing is normal or variable |
POST_ENCASEMENT | Indicates if the guardrail posts are encased in concrete |
INTERSECTION_RADIUS | Indicates if barrier run turns off the main route it is associated with |
MIDDLE_TERMINAL | Terminal between the begin and end terminal |
MIDDLE_SHOP_DRAWING | Shop drawing number of middle terminal |
ROUNDED_BUFFER | Indicates if the end of the guardrail is rounded |
BLOCKOUT_TYPE | Approved blockouts for use with Type 5 and MGS guardrail systems. Options include wood and other alternative materials |
LONG_SPAN | Indicates if there is a long span (omitted post) with the barrier run |
NESTED_RAIL | Indicates if there is a nested rail within the barrier run |
MOWSTRIP | Indicates if there is a mowstrip or pavement under the barrier within the barrier run |
CURB | Indicates the presense of a curb during the length of the barrier run |
GLARE_SCREEN | Indicates the presense of a glare screen on the barrier run |
REFLECTORS | Indicates the presense of a reflector on the barrier run |
INVENTORY_COMMENTS | Comments about the barrier inventory record |
QC_DATE | The date the barrier inventory was QC’d |
INSPECTION_DUE | Inpection due this calendar year, next calendar year, or overdue |
invMAINTENANCE | Maintenance associated with the inventory record |
MAINTENANCE_ASSIGNED | Maintenance assigned to |
MAINTENANCE_COMP_DATE | Latest maintenance completed date |
startinspLAG_SCREWS_MISS_FAIL | Start terminal inspection: Indicates if there are missing or failed lag screws |
startinspDAMAGED_END_POST | Start terminal inspection: Indicates if there is a damaged end post |
startinspGUARDRAIL_PANEL_BOLTED | Start terminal inspection: Indicates if there is a guardrail panel bolted to post #1 |
startinspGAP_EXTRUDER_HEAD_RAIL | Start terminal inspection: Indicates if there is a gap in between extruder head and rail |
startinspBEAR_PLATE_LOOSE_MISALIGN startinspBEAR_PLATE_LSE_MISALIG | |
startinspANCHOR_CABLE_MOVEMENT | Start terminal inspection: Indicates if there is anchor cable movement (more than 1 inch) |
startinspROTATED_BLOCKOUT | Start terminal inspection: Indicates if there are rotated blockouts |
startinspSTUB_HEIGHT_FOUR_IN | Start terminal inspection: Indicates if there is a stub height greater than 4 inches |
startinspIMPACT_HEAD_UPWARD_TILT startinspIMPACT_HEAD_UPWARD_TIL | |
startinspinspMAINTENANCE | Start terminal inspection: Maintenance associated with the inspection record |
startinspWORK_ORDER | Start terminal inspection: Work Order |
startinspINSPECTION_COMMENTS | Start terminal inspection: Inspection comments |
startinspINSPECTION_DATE | Start terminal inspection: Inspection date |
startinspMAINTENANCE_COMPLETED | Start terminal inspection: Indicates if maintenance was completed |
startinspMAINTENANCE_COMPLETED_DATE startinspMAINT_COMPLETED_DATE | |
endinspLAG_SCREWS_MISS_FAIL | End terminal inspection: Indicates if there are missing or failed lag screws |
endinspDAMAGED_END_POST | End terminal inspection: Indicates if there is a damaged end post |
endinspGUARDRAIL_PANEL_BOLTED | End terminal inspection: Indicates if there is a guardrail panel bolted to post #1 |
endinspGAP_EXTRUDER_HEAD_RAIL | End terminal inspection: Indicates if there is a gap in between extruder head and rail |
endinspBEAR_PLATE_LOOSE_MISALIGN endinspBEAR_PLATE_LSE_MISALIGN | |
endinspANCHOR_CABLE_MOVEMENT | End terminal inspection: Indicates if there is anchor cable movement (more than 1 inch) |
endinspROTATED_BLOCKOUT | End terminal inspection: Indicates if there are rotated blockouts |
endinspSTUB_HEIGHT_FOUR_IN | End terminal inspection: Indicates if there is a stub height greater than 4 inches |
endinspIMPACT_HEAD_UPWARD_TILT | End terminal inspection: Indicates if the soft stop impact head has more than 2.25 inch of upward tilt |
endinspMAINTENANCE | End terminal inspection: Maintenance associated with the inspection record |
endinspWORK_ORDER | End terminal inspection: Work Order |
endinspINSPECTION_COMMENTS | End terminal inspection: Inspection comments |
endinspINSPECTION_DATE | End terminal inspection: Inspection date |
endinspMAINTENANCE_COMPLETED | End terminal inspection: Indicates if maintenance was completed |
endinspMAINTENANCE_COMPLETED_DATE endinspMAINT_COMPLETED_DATE | |
IMAGE_ATTACH_INV | Link to view inventory attachments |
IMAGE_ATTACH_STARTINSP | Link to view start terminal inspection attachments |
IMAGE_ATTACH_ENDINSP | Link to view end terminal inspection attachments |
JURISDICTION | Type of jurisdiction to which the section of the route belongs. (C) County. (F) Federal. (M) Municipal. (P) Private. (S) State. (T) Township. (X) Unknown. |
DIVIDED_HWY | Indicates whether a roadway section is part of a divided highway |
ACCESS_CONTROL | Degree of access control for a given section of the road. (1) Full Access Control - Preference given to through traffic movements by providing interchanges with selected public roads, and by prohibiting crossing at-grade and direct driveway connections (i.e., limited access to the facility). (2) Partial Access Control - Preference given to through traffic movement. In addition to interchanges, there may be some crossings at-grade with public roads, but, direct private driveway connections have been minimized through the use of frontage roads or other local access restrictions. Control of curb cuts is not access control. (3) No Access Control - No degree of access control exists (i.e., full access to the facility is permitted). |
URBAN_AREA_CODE | U.S. Census Urban Area Code associated with the section of roadway |
BASE_TYPE | Base type on the right side of the roadway. (F) Crack and Seat. (H) Rubblize and Roll. (I) Aggregate Base 304 or Traffic Compacted. (K) Water Bound Macadam. (L) Bituminous Concrete Mix or Penetration Macadam. (N) Plain Concrete. (P) Reinforced Concrete. (R) Brick – Flexible. (T) Brick – Rigid. |
FUNCTIONAL_CLASS | Definition of roadway classes for the FHWA approved Functional Class system. This is based upon assignment of roads into systems according to the character of service they provide in relation to the total road network. (01) Interstate. (02)Other Freeway and Expressway. (03) Principal Arterial. (04) Minor Arterial. (05) Major Collector. (06) Minor Collector. (7) Local. |
HPMS_SAMPLE_ID | Identifier associated with the Highway Performance Management System (HPMS) sample sections. HPMS is a system used by FHWA to collect roadway data from each state to facilitate consistent reporting on the condition and performance of the nation's highways. |
LANES | Number of lanes in both directions carrying through traffic |
MAINTENANCE_AUTHORITY | Entity who maintains roadway section. (1) State Highway Agency. (2) County Highway Agency. (3) Town or Township Highway Agency. (4) City or Municipal Highway Agency. (11) State Park, Forest, or Reservation Agency. (12) Local Park, Forest, or Reservation Agency. (21) Other State Agency. (25) Other Local Agency. (26) Private (other than Railroad). (27) Railroad. (31) State Toll Authority. (32) Local Toll Authority. (40) Other Public Instrumentality (e.g., Airport, School, University). (50) Indian Tribe Nation. (60) Other Federal Agency. (62) Bureau of Indian Affairs. (63) Bureau of Fish and Wildlife. (64) U.S. Forest Service. (66) National Park Service. (67) Tennessee Valley Authority. (68) Bureau of Land Management. (69) Bureau of Reclamation. (70) Corps of Engineers. (72) Air Force. (73) Navy/Marines. (74) Army. (80) Other. |
NHS | Code indicating the type of NHS Route. (N) National Highway System (regular). (H) Congressional Corridor. (S) Strahnet. (C) Strahnet Connector. (2) Major Airport. (3) Major Port Facility. (4) Major Amtrak Facility. (5) Major Rail/Truck Terminal. (6) Major intercity Bus Terminal. (7) Major Public Transit Terminal. (8) Major Pipeline Terminal. (9) Major Ferry Terminal. |
PRIORITY_SYSTEM | Priority System code associated with the section of the roadway. (G) General. (P) Priority System. (U) Urban. |
SURFACE_TYPE | Surface type on the right side of the roadway. (B) Brick. (D) Reinforced Concrete. (E) Plain Concrete. (G) Dense Graded Asphaltic Concrete. (I) Seal Coat on Penetration Macadam or Water bound Macadam. (K) Open Graded Bituminous. (L) Surface Seal with cover. (S) Wood. (T) Steel Plate. (Z) Right of Way Only. |
SURFACE_WIDTH | Surface width on the right side of the roadway |
ESAL_TOTAL | Measure of total damage to road in speed zone. ESAL stands for Equivalent Single Axel Load which is a concept developed from data collected at the American Association of State Highway Officials (AASHO) Road Test to establish a damage relationship for com |
AADT_PASSENGER | Annual Average Daily Traffic for passenger type vehicles |
AADT_TOTAL | Total Annual Average Daily Traffic |
AADT_BC_TRUCK | Annual Average Daily Traffic for type BC trucks. (B=Buses C= Commercial Trucks) |
PAVE_TYPE | Type of Pavement |
PCR_YEAR | Year in which conditions of pavements on road were last collected and processed by the pavement engineering group |
ROADWAY_WIDTH_NBR | The entire width of the roadway, including all driving lanes and shoulders. This number could include some gravel shoulders. Does not include medians |
LENGTH_AS_DRAWN | Geodesic length of the barrier in feet |