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River Gage & Annexation Overview

This document summarizes flood protection systems and infrastructure improvements for an annexation area. It notes that flood walls provide protection up to 63 feet and levees up to 60 feet, while the highest tested flood elevation was around 51 feet. It also lists key river gage elevations and notes low points along Highway 81. Finally, it outlines infrastructure improvements that will be made to the annexation area, including sanitary sewer, watermain, storm sewer, and industrial facilities.

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2K views16 pages

River Gage & Annexation Overview

This document summarizes flood protection systems and infrastructure improvements for an annexation area. It notes that flood walls provide protection up to 63 feet and levees up to 60 feet, while the highest tested flood elevation was around 51 feet. It also lists key river gage elevations and notes low points along Highway 81. Finally, it outlines infrastructure improvements that will be made to the annexation area, including sanitary sewer, watermain, storm sewer, and industrial facilities.

Uploaded by

inforumdocs
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Flood Protection System

Notable River Gage Elevations


Flood walls – 63’
Earthen levees – 60’
Highest tested flood elevation - ~51’

- River Gage 52.0±

- River Gage 43.5±

- River Gage 44.9±


Highway 81 Area

▷ Mill Rd low point at approximately River Gage 44.0

▷ Highway 81 low point at approximately River Gage 49.5

▷ Average elevation of Highway 81 at approximately River


Gage 52.0
Annexation Area Improvements

Annexation Area Infrastructure Improvements

Sanitary Sewer

Watermain

Storm Sewer
BNSF Rail

Storm Pond Outfall


33rd Ave N
Dual Raw Water Lines
Industrial Wastewater Forcemain
Interstate 29

Storm Pond

Domestic Sanitary Pump Station

30th Ave N Industrial Wastewater Pump Station

Paving/Access Improvements
42nd Street N

8
27th Ave N
N o r t h Hig h w a y 81 An n e x a t io n His t o r y

▪ The Grand Forks Year 2000 Land use Plan –


recommended annexation by 1985 to 1990
▪ About 1989, City delayed action for 5 years on
annexation.
▪ In 1994, City delayed action for two years
▪ 1997 flood delayed further action
▪ In January of 1994 the Property owners submitted a
request to delay annexation until 2004.
An n e x a t io n (N DCC 40-51.2-13)

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