Team 8: Grand River Rapids

Team 8

Aaron Vanderhill Jim Barron Jeff Van Laar Tom Marshall

Project Overview Design Norms Major Design Decisions HEC-RAS Modeling Entry and Exit Points Future Work Questions

Outline

Return the Grand River to a more natural state◦ Replace beautification dams with rocks

Eliminate dangerous undertow at 4th street dam

Design entry and exit locations for kayakers

Project Overview

Caring◦ Eliminate dangers associated with dams

Justice◦ Respect rights of fishermen and property owners

Stewardship◦ Naturalize river◦ Improve fish habitat

Design Norms

Flow Rate◦ River used between April and November◦ Low flow = 1,700 cfs◦ High flow = 50,000 cfs (100 year storm)◦ Design flow of 3,200 cfs

Major Design Decisions

Modeling Accuracy◦ Rocks & boulders as series of weirs

Major Design Decisions

Project Location

4th Street Dam Safety Hazard

Design Solution – Stairstep

Entry and Exit Points

Canal Street Park

Fulton Street

Fish Ladder Park

Ford Museum

Continued modeling of rocks

Maintaining water levels

Refine physical model

Future Work

Questions