Applications and Tools
Resources
MDT
MDT Manuals & Guides
Design Memos
Detailed Drawings
Geometric Design Standards (rescinded 3/29/21, replaced with Practitioner’s Guide)
Baseline Criteria Practitioner’s Guide
Route Segment Plan App
Guidelines for Nomination & Development of Pavement Projects
Roadside Safety Hardware
Environmental Tools and Resources
Environmental Forms
Standard Specifications
Special Provisions
Interactive Map Gallery
MDT ArcGIS Maps
MDT ALTIS Road Log
Railroad/Highway R/W Maps
External
Administrative Rules of Montana
Montana Code Annotated
Montana State Library
Aerial Photographs
Web Map Services
USGS Topographic Maps
Montana Cadastral
State File Transfer Service
AASHTO Online Bookstore
NCHRP Report 672
Manual on Uniform Traffic Control Devices (MUTCD)
Federal Highway Administration
Code of Federal Regulation
FHWA Separated Bike Lane Planning and Design Guide
Bicycle and Pedestrian Program
webGIS – Terrain Data