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Public Works

Flood Control - Local Drainage Master Plan          Updated November 26, 2012

Volume 1
Contains Exhibits from Volume 1. Including watershed area, land use, FEMA flood areas, soil areas, utilities, and a facility summary.

 Sheet Index
     Land Use
     Soil - ABCD
     Facility Summary

Volume 2
Contains the Local Drainage Master Plan Project report and figures, generic street capacity charts, street capacity check sheet, Flowmaster facility summary, facility summary, utility conflict matrix, cost tool summary and full size overall drainage condition exhibits.

Local Drainage Master Plan Project
Existing Drainage Conditions - Study Area Map 
Ultimate Drainage Conditions - Study Area Map
11 X 17 Existing and Ultimate Drainage Conditions Maps

Volume 3
Contains figures and exhibits, hydrologic calculations, and hydraulic calculations. The hydrologic calculations include files with the 10-yr Rainfall Data, Curve Number Matrix, and Time Lag (Standard Form 4 for areas < 1 square mile and USBR Equation for areas > 1 square mile). Also included are the HEC-1 output files that are pertinent to the Master Plan. The hydraulic calculations include files for Flowmaster (for facility sizing based on normal depth and street flow cross sections), facility summary, flow splits, and street flow capacities and criteria.

For additional information, contact Albert Jankowiak at 702.267.3024 or by email: