Hydraulics Project Development

MDT

MDT Manuals & Guides
Design Memos
Hydraulic Standard Drawings
Detailed Drawings
Permanent Erosion and Sediment Control Design Guidelines
Temporary Erosion and Sediment Control Best Management Practices Manual
Standard Specifications
Special Provisions
Letting and Bid History
Awarded Projects
Interactive Map Gallery
MDT Spatial Data Map (Montana Routes & Reference Posts)
MDT ArcGIS Maps
MDT ALTIS Road Log
Railroad/Highway R/W Maps

External

Water Resources:
DNRC Water Rights
DNRC Water Resource Survey Books

Stream Gage & Precipitation Data
MBMG Stream Gages
Montana StreamStats Scientific Investigations Report 2015-5019 (through Water Year 2011)
Precipitation Frequency Data Server
NWPS Flood Inundation Mapping Service
USACE CRREL Ice Jam Database
USGS Montana Flood-Frequency and Basin-Characteristic Data through 1998
USGS Current Conditions for Montana Streamflow
USGS Real-Time Water Data for Montana
USGS Surface-Water Data for Montana
USGS Crest-Stage Gage Network
USGS StreamStats

Interactive Mapping & GIS
LiDAR Data | Montana LiDAR Data
NRIS GIS Homepage
NRIS Interactive Mapping
Precipitation Map through Water Year 2014
Montana Cadastral

Topographic Maps & Aerial Photos
NRIS Elevation Data
USGS Quarter Quadrangle Aerial Photographs (NRIS)
USGS Topographic Quadrangle Images (1998) (NRIS)
USGS Historical Topo Maps
Aquaveo Geospatial Data

Floodplain Mapping
DNRC Floodplain Management
FEMA Flood Map Service Center
FEMA National Flood Hazard Layer

Water Quality
Montana Pollutant Discharge Elimination System (MPDES) MS4 Homepage

Soils Data
NRCS Web Soil Survey
Montana Published Soil Surveys

Hydraulic Circulars
DEQ Water Quality Circulars
FHWA Hydraulics Engineering Publications
NCHRP 14-19 Interactive Culvert Rehabilitation Charts
Concrete Culverts
Metal Culverts
Thermoplastic Culverts

Conversion Tools
Vertical Datum Conversion