Table 1. SNBI Data Verification
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| SNBI ID | Data Tag | SNBI Item Name | Error Description | Explanation | Range of Values |
|---|---|---|---|---|---|
| B.ID.01 | BID01 | Structure Number | Structure Number Is Not Reported or Is Not Unique- CRITICAL ERROR. | Must be reported and checked for duplicate values | |
| B.L.01 | BL01 | State Code | State Code Not Valid - CRITICAL ERROR. | Must be reported and checked for valid state code | State Codes listed in SNBI |
| B.L.02 | BL02 | County Code | County Code Is Not a Valid Number. | Must be numeric. FHWA uses look up table to validate codes in each state | FIPS/ANSI county codes link on FHWA NBI web site |
| B.L.03 | BL03 | Place Code | Place Code Is Not a Valid Number. | Must be numeric | FIPS/ANSI place codes link on FHWA NBI web site |
| B.L.04 | BL04 | Highway Agency District | Highway Agency District | Must be reported | |
| B.L.05 | BL05 | Latitude | Latitude Is Not a Valid Number. | Must be numeric with 6 decimal places | |
| B.L.06 | BL06 | Longitude | Longitude Is Not a Valid Number. | Must be numeric with 6 decimal places | |
| B.L.07 | BL07 | Border Bridge Number | Border Bridge Number Is Not Valid | Check border bridge number is inventory for State code indicated in B.L.08 | Null values will be accepted for 2026 and 2027 but will generate a null value error in 2028 when permanent SNBI codes are in full effect |
| B.L.08 | BL08 | Border Bridge State or Country Code | Border Bridge State or Country Code Is Valid | Checked for valid border state code | Same as codes for B.L.01 State Code listed in SNBI - and MX or CA; |
| B.L.09 | BL09 | Border Bridge Inspection Responsibility | Border Bridge Inspection Responsibility Code Is Valid | Range of values checked | 0 through 2; |
| B.L.10 | BL10 | Border Bridge Designated Lead State | Border Bridge Designated Lead State Code Is Valid | Checked for valid border state code | Same as codes for B.L.01 State Code listed in SNBI - and MX or CA |
| B.L.11 | BL11 | Bridge Location | Bridge Location Must Be Reported | Must be reported | |
| B.CL.01 | BCL01 | Owner | Owner Code Is Not Valid. | Checked for valid owner code | Owner codes listed in SNBI |
| B.CL.02 | BCL02 | Maintenance Responsibility | Maintenance Responsibility Is Not Valid. | Checked for valid maintenance code | Same codes as B.CL.01 Owner codes listed in SNBI |
| B.CL.03 | BCL03 | Federal or Tribal Land Access | Federal or Tribal Land Access Code Is Valid | Checked for valid Federal or Tribal land access codes | Valid values listed in SNBI |
| B.CL.04 | BCL04 | Historic Significance | Historical Significance Code Is Not Valid. | Range of values checked | 1 through 7 and N; Temporary code T is an accepted valid value for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.CL.05 | BCL05 | Toll | Toll Code Is Not Valid. | Range of values checked | 1 through 4 and N |
| B.CL.06 | BCL06 | Emergency Evacuation Designation | Emergency Evacuation Designation Code Is Valid | Checked for valid emergency evacuation designation codes | Y or N |
| B.SP.01 | BSP01 | Span Configuration Designation | Span Configuration Designation Is Not Valid | Checked for valid span configuration designation codes | Valid values listed in SNBI |
| B.SP.02 | BSP02 | Number of Spans | Number of Spans Is Not Numeric | For each span configuration designated in B.SP.01; the number of spans is required | Must be numeric |
| B.SP.03 | BSP03 | Number of Beam Lines | Number of Beam Lines Is Not Numeric | For each span configuration designated in B.SP.01; the number of beam lines is required | Must be numeric |
| IF B.SP.06 = F01, F02, S01, or S02 then number of beam lines is 1 | |||||
| IF B.SP.06 = P01 or P02 then number of beam lines is 0 | |||||
| B.SP.04 | BSP04 | Span Material | Span Material Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid span material codes | Valid values listed in SNBI; Temporary codes X-T, CR-T, S-T, CP-T, T-T, M-T, AI-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.SP.05 | BSP05 | Span Continuity | Span Continuity Code Is a Valid Number | For each span configuration designated in B.SP.01 - Numeric range of values checked | 1 through 7; Temporary codes C-T and 7-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.SP.06 | BSP06 | Span Type | Span Type Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid span type codes | Valid values listed in SNBI; Temporary codes X-T, S-T, GB-T, GT-T, BM-T, BS-T, F-T, S-T, T-T, AD-T, AT-T, L-T, C-T, Z-T, and GC-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.SP.07 | BSP07 | Span Protective System | Span Protective System Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid span protective system codes | Valid values listed in SNBI |
| B.SP.08 | BSP08 | Deck Interaction | Deck Interaction Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid deck interaction codes | Valid values listed in SNBI |
| IF B.SP.09 = 0 then do not report this item | |||||
| B.SP.09 | BSP09 | Deck Material and Type | Deck Material and Type Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid deck material and type codes | Valid values listed in SNBI; Temporary codes CR-T, CP-T, S-T, T-T and X-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.SP.10 | BSP10 | Wearing Surface | Wearing Surface Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid wearing surface codes | Valid values listed in SNBI; Temporary codes C-T, P-T and X-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| IF B.SP.09 = 0 then do not report this item | |||||
| B.SP.11 | BSP11 | Deck Protective System | Deck Protective System Is Valid | For each span configuration designated in B.SP.01 - Checked for valid deck protective system codes | Valid values listed in SNBI; Temporary code MX-T is an accepted valid value for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| IF B.SP.09 = 0 then do not report this item | |||||
| B.SP.12 | BSP12 | Deck Reinforcing Protective System | Deck Reinforcing Protective System Is Valid | For each span configuration designated in B.SP.01 where B.SP.09 begins with "C" then check for valid deck reinforcing protective system codes - otherwise do not report this item. | Valid values listed in SNBI; Temporary codes C-T, S-T and X-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.SP.13 | BSP13 | Deck Stay-In-Place Forms | Deck Stay-In-Place Forms Code Is Valid | For each span configuration designated in B.SP.01 - Checked for valid deck stay-in-place form codes | Valid values listed in SNBI |
| IF B.SP.09 = 0 then do not report this item | |||||
| B.SB.01 | BSB01 | Substructure Configuration Designation | Substructure Configuration Designation Code Is Valid | Checked for valid substructure configuration designation codes | Valid values listed in SNBI |
| B.SB.02 | BSB02 | Number of Substructure Units | Number of Substructure Units Is Valid | For each substructure configuration designated in B.SB.02 - number of structure units is required | Must be numeric |
| B.SB.03 | BSB03 | Substructure Material | Substructure Material Code Is Valid | For each substructure configuration designated in B.SB.02 - substructure material is required | Valid values listed in SNBI |
| B.SB.04 | BSB04 | Substructure Type | Substructure Type Code Is Valid | For each substructure configuration designated in B.SB.02 - substructure type is required | Valid values listed in SNBI |
| B.SB.05 | BSB05 | Substructure Protective System | Substructure Protective System Code Is Valid | For each substructure configuration designated in B.SB.02 - substructure protective system is required | Valid values listed in SNBI |
| If B.SB.04 = 0, do not report this item | |||||
| B.SB.06 | BSB06 | Foundation Type | Foundation Type Code Is Valid | For each substructure configuration designated in B.SB.02 - foundation type is required | Valid values listed in SNBI |
| B.SB.07 | BSB07 | Foundation Protective System | Foundation Protective System Code Is Valid | For each substructure configuration designated in B.SB.02 - foundation protective system is required | Valid values listed in SNBI |
| B.RH.01 | BRH01 | Bridge Railings | Bridge Railings Code Is Not Valid. | Checked for valid bridge railing codes | Valid values listed in Table 6 in SNBI; Temporary codes I0-T ("eye-zero"-T) and Y-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.RH.02 | BRH02 | Transitions | Transitions Code Is Not Valid. | Checked for valid bridge railing codes | Valid values listed in Table 6 in SNBI; Temporary codes I0-T ("eye-zero"-T) and Y-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.G.01 | BG01 | NBIS Bridge Length | NBIS Bridge Length Is Not Numeric - CRITICAL ERROR | Must be numeric with 1 decimal place; Report only bridges where NBIS Bridge Length is "greater" than 20 feet | Valid values are greater than 20 feet - bridges that do not meet this criteria will not be processed |
| B.G.02 | BG02 | Total Bridge Length | Total Bridge Length Is Not Reported or Is Not Numeric - CRITICAL ERROR | Must be reported and must be numeric with 1 decimal place and value must be > 0 | |
| B.G.03 | BG03 | Maximum Span Length | Maximum Span Length Is Not Numeric. | Must be numeric with 1 decimal place | |
| B.G.04 | BG04 | Minimum Span Length | Minimum Span Length Is Not Numeric | Must be numeric with 1 decimal place | |
| B.G.05 | BG05 | Bridge Width Out-To-Out | Bridge Width Out-To-Out Is Not Reported or Is Not Numeric - CRITICAL ERROR | Must be reported and must be numeric with 1 decimal place and value must be > 0 | |
| B.G.06 | BG06 | Bridge Width Curb-To-Curb | Bridge Width Curb-To-Curb Is Not Numeric. | Must be numeric with 1 decimal place | |
| B.G.07 | BG07 | Left Curb or Sidewalk Width | Left Curb or Sidewalk Width Is Not Numeric. | Must be numeric with 1 decimal place | |
| B.G.08 | BG08 | Right Curb or Sidewalk Width | Right Curb or Sidewalk Width Is Not Numeric. | Must be numeric with 1 decimal place | |
| B.G.09 | BG09 | Approach Roadway Width | Approach Roadway Width Is Not Reported or Is Not Numeric - CRITICAL ERROR | Must be reported and must be numeric with 1 decimal place and value must be > 0 | |
| B.G.10 | BG10 | Bridge Median | Bridge Median Code Is Not Valid. | Numeric range of values checked | 0 through 3 |
| B.G.11 | BG11 | Skew | The Skew Angle Is Not Numeric. | Must be numeric | |
| B.G.12 | BG12 | Curved Bridge | Curved Bridge Code Is Valid | Range of values checked | Valid values listed in SNBI |
| B.G.13 | BG13 | Maximum Bridge Height | Maximum Bridge Height Is Not Numeric | Must be numeric | |
| B.G.14 | BG14 | Sidehill Bridge | Sidehill Bridge Code Is Valid | Check range of values | Y or N |
| B.G.15 | BG15 | Irregular Deck Area | Irregular Deck Area Is Not Numeric | If reported, must be numeric with 1 decimal place | |
| B.G.16 | BG16 | Calculated Deck Area | Do Not Report This Item | FHWA WILL CALCULATE THIS VALUE | |
| B.F.01 | BF01 | Feature Type | Feature Type Code Must Be Reported | Must be reported | Valid values listed in SNBI |
| B.F.02 | BF02 | Feature Location | Feature Location Must Be Reported | Must be reported | Valid values listed in SNBI |
| B.F.03 | BF03 | Feature Name | Features Carried/Intersected by Structure Must Be Reported. | Must be reported | |
| B.RT.01 | BRT01 | Route Designation | Route Designation Required? | IF B.F.01 begins with "H" then route designation is required | Valid values begin with "R" |
| B.RT.02 | BRT02 | Route Number | Route Number Required? | IF B.F.01 begins with "H" then route number is required | If required it must be reported; 0 if N/A |
| B.RT.03 | BRT03 | Route Direction | Route Direction Required? | IF B.F.01 begins with "H" then route direction is required | If required; valid values listed in SNBI; Temporary codes 1-T and 2-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.RT.04 | BRT04 | Route Type | Route Type Required? | IF B.F.01 begins with "H" then route type is required | If required; valid values are 1 through 7 and X |
| B.RT.05 | BRT05 | Service Type | Service Type Required? | IF B.F.01 begins with "H" then service type is required | If required; valid values are 1 through 8 and X |
| B.H.01 | BH01 | Functional Classification | Functional Classification Is Not Valid. | Numeric range of values checked | 1 through 7; Temporary code C-T is an accepted valid value for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.H.02 | BH02 | Urban Code | Must be numeric. FHWA uses look up table to validate codes in each state | Urban code links in the commentary for B.H.02; Temporary code T-U is an accepted valid value for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. | |
| B.H.03 | BH03 | NHS Designation | NHS Designation Code Is Not Reported or Is Not Valid - CRITICAL ERROR | Must be reported and checked for valid NHS designation codes | Y or N |
| B.H.04 | BH04 | National Highway Freight Network | National Highway Freight Network Code Is Not Valid. | Range of values checked | 1 through 4 and N; Temporary code 1-T is an accepted valid value for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.H.05 | BH05 | STRAHNET Designation | STRAHNET Designation Code Is Not Valid. | Range of values checked | 1 through 2 and N |
| B.H.07 | BH07 | LRS Mile Point | LRS Milepoint Is Not a Valid Number. | Must be numeric with 3 decimal places | |
| B.H.08 | BH08 | Lanes On Highway | Lanes On Highway Is Not a Valid Number. | Must be numeric | |
| B.H.09 | BH09 | Annual Average Daily Traffic | Average Daily Traffic Is Not a Valid Number. | Must be numeric | |
| B.H.10 | BH10 | Annual Average Daily Truck Traffic | Annual Average Daily Truck Traffic Is Not Valid | Must be numeric | |
| B.H.11 | BH11 | Year of Annual Average Daily Traffic | Year of Annual Average Daily Traffic Is Not a Valid Number. | Must be numeric | |
| B.H.12 | BH12 | Highway Maximum Usable Vertical Clearance | Highway Maximum Usable Vertical Clearance Is Not a Valid Number. | Must be numeric with 1 decimal place | |
| B.H.13 | BH13 | Highway Minimum Vertical Clearance | Highway Minimum Vertical Clearance Required? | IF B.F.01 begins with "H" then highway minimum vertical clearance is required | If required; Must be numeric with 1 decimal place |
| B.H.14 | BH14 | Highway Minimum Horizontal Clearance, Left | Highway Minimum Vertical Horizontal Clearance, Left Required? | IF B.F.01 begins with "H" and B.F.02 = "B" then highway minimum vertical horizontal clearance, left is required. Data for highway features "above" the bridge will be reported in the record for the crossing bridge. | If required; Must be numeric with 1 decimal place |
| B.H.15 | BH15 | Highway Minimum Horizontal Clearance, Right | Highway Minimum Vertical Horizontal Clearance, Right Required? | IF B.F.01 begins with "H" and B.F.02 = "B" then highway minimum vertical horizontal clearance, left is required. Data for highway features "above" the bridge will be reported in the record for the crossing bridge. | If required; Must be numeric with 1 decimal place |
| B.H.16 | BH16 | Highway Maximum Usable Surface Width | Highway Maximum Usable Surface Width Required? | IF B.F.01 begins with "H" then highway maximum usable surface width is required | If required: Must be numeric with 1 decimal place |
| B.H.17 | BH17 | Bypass Detour Length | Bypass Detour Length Is Not a Valid Number. | Must be numeric | |
| B.H.18 | BH18 | Crossing Bridge Number | Crossing Bridge Number Is Valid | Check matching B.H.18 = B.ID.01 within the dataset | |
| B.RR.01 | BRR01 | Railroad Service Type | Railroad Service Type Required? | IF B.F.01 begins with "R" then railroad service type is required | If required: Valid values listed in SNBI |
| B.RR.02 | BRR02 | Railroad Minimum Vertical Clearance | Railroad Minimum Vertical Clearance Required? | IF B.F.01 begins with "R" and B.F.02 = "B" then railroad minimum vertical clearance is required | If required; Must be numeric with 1 decimal place |
| B.RR.03 | BRR03 | Railroad Minimum Horizontal Offset | Railroad Minimum Horizontal Offset Required? | IF B.F.01 begins with "R" and B.F.02 = "B" then railroad minimum vertical clearance is required | If required; Must be numeric with 1 decimal place |
| B.N.01 | BN01 | Navigable Waterway | Navigable Waterway Code Required? | IF B.F.01 begins with "W" then navigable waterway code is required | If required; Valid values listed in SNBI |
| B.N.02 | BN02 | Navigation Minimum Vertical Clearance | Navigation Minimum Vertical Clearance Required? | IF B.F.01 begins with "W" and B.N.01 = "Y" then navigation minimum vertical clearance is required | If required; Must be numeric |
| B.N.03 | BN03 | Movable Bridge Maximum Navigation Vertical Clearance | Movable Bridge Maximum Navigation Vertical Clearance Required? | IF B.F.01 begins with "W" and B.N.01 = "Y" and B.SP.06 begins with "M" then movable bridge maximum navigation vertical clearance is required | If required; Must be numeric |
| B.N.04 | BN04 | Navigation Channel Width | Navigation Channel Width Required? | IF B.F.01 begins with "W" and B.N.01 = "Y" then navigation channel width is required | If required; Must be numeric |
| B.N.05 | BN05 | Navigation Channel Minimum Horizontal Clearance | Navigation Channel Minimum Horizontal Clearance Required? | IF B.F.01 begins with "W" and B.N.01 = "Y" then navigation channel minimum horizontal clearance is required | Must be numeric |
| B.N.06 | BN06 | Substructure Navigation Protection | Substructure Navigation Protection Required? | IF B.F.01 begins with "W" and B.N.01 = "Y" then substructure navigation protection is required | Range of values - 0 through 5; Temporary code 1-T is an accepted valid value for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.LR.01 | BLR01 | Design Load | Design Load Is Not a Valid Code. | Checked for valid design load code | Valid design load codes listed in SNBI |
| B.LR.02 | BLR02 | Design Method | Design Method Code Is Valid | Checked for valid design method codes | Valid values listed in SNBI |
| B.LR.03 | BLR03 | Load Rating Date | Load Rating Date Is Valid | Checked for YYYYMMDD format | |
| B.LR.04 | BLR04 | Load Rating Method | Load Rating Method Code Is Valid | Checked for valid load rating method codes | Valid values listed in SNBI |
| B.LR.05 | BLR05 | Inventory Load Rating Factor | Inventory Load Rating Factor Is Valid | Must be numeric with 2 decimal places | |
| B.LR.06 | BLR06 | Operating Load Rating Factor | Operating Load Rating Factor Is Valid | Must be numeric with 2 decimal places | |
| B.LR.07 | BLR07 | Controlling Legal Load Rating Factor | Controlling Legal Load Rating Factor Is Valid | Must be numeric with 2 decimal places | |
| B.LR.08 | BLR08 | Routine Permit Loads | Routine Permit Loads Code Is Valid | Checked for valid routine permit codes | Valid values listed in SNBI |
| B.PS.01 | BPS01 | Load Posting Status | Load Posting Status Is Not Valid. | Checked for valid load posting status codes | Valid values listed in Table 15 in SNBI; Temporary codes PA-T, PP-T and PR-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.PS.02 | BPS02 | Posting Status Change Date | Posting Status Change Date Is Valid | Must be numeric in YYYYMMDD format | |
| B.EP.01 | BEP01 | Legal Load Configuration | Legal Load Configuration Code Is Valid | Check range of values | Valid values listed in SNBI |
| B.EP.02 | BEP02 | Legal Load Rating Factor | Legal Load Rating Factor Is Not Numeric | For every legal load configuration designated in B.EP.01 the legal load rating factor is required | Must be numeric with 2 decimal places |
| B.EP.03 | BEP03 | Posting Type | Posting Type Code Is Valid | For every legal load configuration designated in B.EP.01 - if B.EP.02 is less than 1.0 and B.PS.01 is NOT equal to "C" then posting type is required | Valid values listed in SNBI |
| B.EP.04 | BEP04 | Posting Value | Posting Value Is Valid | For every legal load configuration designated in B.EP.01 - if B.EP.02 is less than 1.0 and B.PS.01 is NOT equal to "C" then posting value is required | Must be numeric |
| B.IR.01 | BIR01 | NSTM Inspection Required | NSTM Inspection Required Code Is Valid | Range of values checked | Valid values listed in SNBI |
| B.IR.02 | BIR02 | Fatigue Details | Fatigue Details Required? | If B.SP.04 begin with "S" or if B.SB.03 begins with "S" then fatigue details is required | Valid values are Y or N |
| B.IR.03 | BIR03 | Underwater Inspection Required | Underwater Inspection Required Code Is Valid | Range of values checked | Valid values are Y or N |
| B.IR.04 | BIR04 | Complex Feature | Complex Feature Code Is Valid | Range of values checked | Valid values are Y or N |
| B.IE.01 | BIE01 | Inspection Type | Inspection Type Code Is Valid | Checked for valid inspection type codes | Valid values listed in SNBI |
| B.IE.02 | BIE02 | Inspection Begin Date | Inspection Begin Date Is Valid | For each inspection type identified in B.IE.01 inspection begin date is required | Must be numeric in YYYYMMDD format |
| B.IE.03 | BIE03 | Inspection Completion Date | Inspection Completion Date Is Valid | For each inspection type identified in B.IE.01 inspection completion date is required | Must be numeric in YYYYMMDD format |
| B.IE.04 | BIE04 | Nationally Certified Bridge Inspector | Nationally Certified Bridge Inspector Must Be Reported for Specific Inspection Types | Must be reported when B.IE.01 is equal to 1, 2, 3, 4, 6, or 7 | Must be the unique code as assigned by the State DOT, Federal agency, or Tribal government |
| B.IE.05 | BIE05 | Inspection Interval | Inspection Interval Is Valid | Must be numeric | |
| B.IE.06 | BIE06 | Inspection Due Date | Do Not Report This Item | FHWA WILL CALCULATE THIS VALUE | |
| B.IE.07 | BIE07 | Risk-Based Inspection Interval Method | Risk-Based Inspection Interval Is Valid | Checked for valid risk-based inspection interval codes | 1 through 2 and N |
| B.IE.08 | BIE08 | Inspection Quality Control Date | Inspection Quality Control Date Is Valid | Report only if QC was performed for any inspection type identified in B.IE.01 | Must be numeric in YYYYMMDD format |
| B.IE.09 | BIE09 | Inspection Quality Assurance Date | Inspection Quality Assurance Date Is Valid | Report only if QA was performed for any inspection type identified in B.IE.02 | Must be numeric in YYYYMMDD format |
| B.IE.10 | BIE10 | Inspection Data Update Date | Inspection Data Update Date Is Valid | For each inspection type identified in B.IE.01 inspection data update date is required | Must be numeric in YYYYMMDD format |
| B.IE.11 | BIE11 | Inspection Note | Inspection Note Required? | If B.IE.01 = 3, 4, 5, 6, 7, 8, or 9 then inspection note is required | |
| B.IE.12 | BIE12 | Inspection Equipment | Inspection Equipment Codes Are Valid for All Inspection Types | Check for valid inspection equipment codes | Valid values listed in SNBI |
| B.C.01 | BC01 | Deck Condition Rating | Deck Condition Rating Code Is Not Reported or Is Not Valid - CRITICAL ERROR | Must be reported and must be within range of values checked | 0 through 9 and N |
| B.C.02 | BC02 | Superstructure Condition Rating | Superstructure Condition Rating Code Is Not Reported or Is Not Valid - CRITICAL ERROR | Must be reported and must be within range of values checked | 0 through 9 and N |
| B.C.03 | BC03 | Substructure Condition Rating | Substructure Condition Rating Code Is Not Reported or Is Not Valid - CRITICAL ERROR | Must be reported and must be within range of values checked | 0 through 9 and N |
| B.C.04 | BC04 | Culvert Condition Rating | Culvert Condition Rating Code Is Not Reported or Is Not Valid - CRITICAL ERROR | Must be reported and must be within range of values checked | 0 through 9 and N |
| B.C.05 | BC05 | Bridge Railing Condition Rating | Bridge Railing Condition Rating Is Not Valid | Range of values checked | 0 through 9 and N |
| B.C.06 | BC06 | Bridge Railing Transitions Condition Rating | Bridge Railing Transitions Condition Rating Is Not Valid | Range of values checked | 0 through 9 and N |
| B.C.07 | BC07 | Bridge Bearings Condition Rating | Bridge Bearings Condition Rating Code Is Valid | Range of values checked | 0 through 9 and N |
| B.C.08 | BC08 | Bridge Joints Condition Rating | Bridge Joints Condition Rating Code Is Valid | Range of values checked | 0 through 9 and N |
| B.C.09 | BC09 | Channel Condition Rating | Channel Condition Rating Code Is Not Valid. | Range of values checked | 0 through 9 and N |
| B.C.10 | BC10 | Channel Protection Condition Rating | Channel Protection Condition Rating Code Is Valid | Range of values checked | 0 through 9 and N |
| B.C.11 | BC11 | Scour Condition Rating | Scour Condition Rating Code Is Not Valid | Range of values checked | 0 through 9 and N; Temporary codes MA-T, MI-T and MO-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.C.12 | BC12 | Bridge Condition Classification | Do Not Report This Item | FHWA WILL CALCULATE THIS VALUE | |
| B.C.13 | BC13 | Lowest Condition Rating Code | Do Not Report This Item | FHWA WILL CALCULATE THIS VALUE | |
| B.C.14 | BC14 | NSTM Inspection Condition | NSTM Inspection Condition Required? | If B.IR.01 = "Y" then NSTM inspection condition is required | 0 through 9 and N |
| B.C.15 | BC15 | Underwater Inspection Condition | Underwater Inspection Condition Required? | If B.IR.03 = "Y" then underwater inspection condition is required | 0 through 9 and N |
| B.E.01 | BE01 | Element Number | Element Number Code Is Valid | Check range of values | Valid values listed in Table 22 in SNBI |
| B.E.02 | BE02 | Element Parent Number | Element Parent Number Required? | If B.E.01 = 510, 515, or 521 then element parent number is required | Valid values listed in Table 22 in SNBI |
| B.E.03 | BE03 | Element Total Quantity | Element Total Quantity | For every element number identified in B.E.01, element total quantity is required E202 | Must be numeric and must be equal to the sum of BSC01, BCS02, BCS03, and BCS04 |
| B.CS.01 | BCS01 | Element Quantity Condition State One | Element Quantity Condition State One Required | For each element number identified in B.E.01, element quantity in condition state one is required | Must be numeric |
| B.CS.02 | BCS02 | Element Quantity Condition State Two | Element Quantity Condition State Two Required | For each element number identified in B.E.01, element quantity in condition state two is required | Must be numeric |
| B.CS.03 | BCS03 | Element Quantity Condition State Three | Element Quantity Condition State Three Required | For each element number identified in B.E.01, element quantity in condition state three is required | Must be numeric |
| B.CS.04 | BCS04 | Element Quantity Condition State Four | Element Quantity Condition State Four Required | For each element number identified in B.E.01, element quantity in condition state four is required | Must be numeric |
| B.AP.01 | BAP01 | Approach Roadway Alignment | Approach Road Alignment Eval Code Is Not Valid | Must be reported and checked for valid values | Valid values include G, F, and P |
| B.AP.02 | BAP02 | Overtopping Likelihood | Overtopping Likelihood Code Is Valid | Range of values checked | 0 through 6; Temporary codes VLM-T and HVH-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.AP.03 | BAP03 | Scour Vulnerability | Scour Vulnerability Code Is Not Valid | Range of values checked | Valid values listed in SNBI; Temporary codes AB-T, BCE-T and CD-T are accepted valid values for 2026 and 2027 but will be excluded in 2028 when permanent SNBI codes are in full effect. |
| B.AP.04 | BAP04 | Scour Plan of Action | Scour Plan of Action Code Is Valid | Range of values checked | 0, Y, and N |
| B.AP.05 | BAP05 | Seismic Vulnerability | Seismic Vulnerability Code Is Valid | Range of values checked | Valid values listed in SNBI |
| B.W.01 | BW01 | Year Built | Year Built Is Not a Valid Number. | Must be numeric | |
| B.W.02 | BW02 | Year Work Performed | Year Work Performed Is Not a Valid Number | Must be numeric | |
| B.W.03 | BW03 | Work Performed | Work Performed Codes Are Valid | Checked for valid work performed codes | Valid values listed in SNBI |