MicroStation drawing names will begin with the project number. The tables
below show 3 character codes that will follow the project number.
For example: 12345ALI.DGN would contain alignment data for project 12345.
| Code | Description | Level Library (CSV) |
| A-Abut | Abutment A Masonry (formerly AAM) | BRC |
| A-Foot | Footing A Masonry (formerly FAM) | BRC |
| A-Rebar | Abutment A Reinforcement (formerly AAR) | BRC |
| A-ReFoot | Footing A Reinforcement (formerly FAR) | BRC |
| A-ReWings | Abutment A Wings Reinforcement | BRC |
| A-Wings | Abutment A Wings | BRC |
| B-Abut | Abutment B Masonry (formerly ABM) | BRC |
| B-Foot | Footing B Masonry (formerly FBM) | BRC |
| Borings | Borings (formerly BOR) | BRC |
| Bor-Req | Boring Request (formerly BRQ) | BRC |
| BrDetour | Bridge Detour | BRC |
| B-Rebar | Abutment B Reinforcement (formerly ABR) | BRC |
| B-ReFoot | Footing B Reinforcement (formerly FBR) | BRC |
| B-ReWings | Abutment B Wings Reinforcment | BRC |
| BrNotes | Bridge Notes | BRC |
| B-Wings | Abutment B Wings | BRC |
| BX-Deck | Box Deck (formerly BXD) | BRC |
| BX-Detls | Box Details (formerly BDT | BRC |
| BX-Foot | Box Footing (formerly BXF) | BRC |
| BX-ReDeck | Box Deck Reinforcement | BRC |
| BX-ReFoot | Box Footing Reinforcement | BRC |
| BX-ReWall | Box Walls Reinforcement | BRC |
| BX-ReWings | Box Wings Reinforcement (formerly BXR) | BRC |
| BX-Walls | Box Walls (formerly BXW) | BRC |
| BX-Wings | Box Wings Masonry (formerly BXM) | BRC |
| DeckBars | Deck Reinforcing (formerly DRE) | BRC |
| DeckDetls | Deck Details | BRC |
| DeckSect | Deck Section (formerly DXS) | BRC |
| Devl-View | Developed Views (formerly DEV) | BRC |
| FR-ALeg | Frame Leg A (formerly FLA) | BRC |
| FramePlan | Framing Plan (formerly FRA) | BRC |
| FR-BLeg | Frame Leg B (formerly FLB) | BRC |
| FR-Deck | Frame Deck (formerly FRD) | BRC |
| FR-Detls | Frame Details | BRC |
| FR-Foot | Frame Footing | BRC |
| FR-ReALeg | Frame Leg A Reinforcement | BRC |
| FR-ReBLeg | Frame Leg B Reinforcement | BRC |
| FR-ReDeck | Frame Deck Reinforcement | BRC |
| FR-ReFoot | Frame Footing Reinforcement | BRC |
| FR-ReWings | Frame Wings Reinforcement | BRC |
| FR-Wings | Frame Wings | BRC |
| Genplan | Genplan (formerly GNP) | BRC |
| Girder | Girder Layout and Details (formerly GLD) | BRC |
| Pier1 | Pier 1 Masonry (formerly P1M) | BRC |
| Pier2 | Pier 2 Masonry (formerly P2M) | BRC |
| Pre-Gen | Preliminary Genplan (formerly PGP) | BRC |
| Pre-Site | Preliminary Site Plan (formerly PSP) | BRC |
| QTY | Quantities | QTY |
| Re-Pier1 | Pier 1 Reinforcement (formerly P1R) | BRC |
| Re-Pier2 | Pier 2 Reinforcement (formerly P2R) | BRC |
| Shoes | Bridge Shoes | BRC |
| Siteplan | Siteplan (formerly STP) | BRC |
| SSDetls | Superstructure Details | BRC |
| Code | Description | Level Library (CSV) |
| air | Aerial Data | EXD & AIR |
| ali | Alignment | ALI |
| bor | Borings | bor |
| borders | Generic Cut Sheet | Bxx |
| clr | Final Design Color | HER |
| ctr | Contours | CTR |
| det | Detour | DET |
| edd | Existing Digitized Detail | EXD |
| edu | Existing digitized utilities | EXD &TXT |
| env | Environment | ENV |
| erl | Existing Right-of-Way Lines | ERL |
| ert | Existing Right-of-Way Text | ERT |
| erw | Existing Right-of-Way | ERW |
| ex1 | Ex. roadway features (v7) | EXD |
| ex2 | Ex. manmade features (v7) | EXD |
| ex3 | Misc. existing details (v7) | EXD |
| exd | Existing Detail v8 | EXD |
| exf | Field Check | EXD |
| exl | Excel Data | EXL |
| exu | Exist. Utilities & Drainage (v7) | EXD |
| her | Hearing plan | HER |
| hho | Informational Handout | HER & ERW |
| lgy | Legacy Alignments | ALI |
| llc | Large location map | |
| lnd | Landscaping | LND |
| loc | Project Location Map | LOC |
| mth | Match lines | MTH |
| pcn | Proposed Contours | PCN |
| pdr | Prop. Drainage | PDR |
| pgr | Prop. guard-rail | PGR |
| ply | Prop. layout | PLY |
| pnt | Prop. notes | PNT |
| pro | Profiles (Roll Plan) | PRO & Bxx |
| prw | Proposed Right-of-Way | PRW |
| psg | Prop. signalization | PSG |
| psn | Prop. signing | PSN |
| put | Prop. utilities | PUT |
| pvm | Prop. pavement markings | PVM |
| pwt | Prop. wet | PWT |
| pxb | Pictures - Bridge Design | / |
| pxe | Pictures - Bureau of Environment | / |
| pxh | Pictures - Highway Design | / |
| pxr | Pictures - Right of Way | |
| pxt | Pictures - Bureau of Traffic | / |
| row | Right-of-way (Discontinued) | / |
| ssd | Superceded Detail | / |
| txt | Existing text | TXT |
| xs_mc## | Cross Sections | XSU & Bxx |
| xsu | Cross-section Details | XSU & Bxx |
