z } l Ç z ] À u z z u } µ v Ç u e€¦ · +rrvlhu 'dp 5hprydo 3urmhfw e\ $qjhod $oohq -rkq...

20
Hoosier Dam Removal Project by: Angela Allen & John Hutton

Upload: others

Post on 14-Jun-2020

6 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Hoosier Dam Removal Projectby: Angela Allen & John Hutton

Page 2: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Project Funded by National Fish and Wildlife Foundation Grant

Project ManagerTechnical LeadRestoration Design

Geotechnical EngineerDemo Design

Endangered Species Propagation

Demolition and Restoration

Construction

Project Team

Sediment Transport Analysis

Page 3: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Rocky River, Chatham County, NC

Page 4: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Hoosier Dam/ Woody Dam• Built in 1922

• Hydroelectric dam

• Concrete and buttress dam with hydroelectric powerhouse

• 235 feet long, average height 25 feet.

• Impounds >16,000 LF Rocky River and >2,000 LF tributaries

Page 5: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v
Page 6: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Critical Habitat Area for the Cape Fear Shiner

Photo from www.ncwildlife.org

Page 7: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v
Page 8: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

• Water Quality Analysis – July to September 2013• Geomorphic Assessment – July 2015• Wetland Delineation – July 2016• Grant Start – January 2017• Pre-Application Meeting – March 2017• Tier 1 Sediment Report – September 2016, reissued March

2017• Biological Assessment – May 2017• Dewatering of Impoundment/FERC exemption – June 2017• Permitting – March 2017 to ‘Sometime in the Future’• Dam Removal – October 2018?

Project Timeline

Page 9: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

All the Permits a PM Could Wish For……

• USACE/NCDWR – Nationwide 53 (Dam Removal), Nationwide 27 (Restoration)

• USFWS – Section 7 Consultation/Biological Opinion • NCSHPO – Historical/Archaeological Approval• FERC – Drawdown Request, Surrender of FERC exemption• FEMA – Dam removal is exempt from modeling, but site

will require no-rise, LOMR• NCDEQ - Erosion and Sediment Control Permit

Page 10: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v
Page 11: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Water Quality Sampling

Page 12: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v
Page 13: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v
Page 14: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Wetlands

Page 15: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Tributary Stability

Page 16: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Sediment Analysis

Page 17: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v
Page 18: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

SHPO Coordination

Page 19: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Some Day…..

Page 20: Z } l Ç Z ] À U Z Z u } µ v Ç U E€¦ · +RRVLHU 'DP 5HPRYDO 3URMHFW E\ $QJHOD $OOHQ -RKQ +XWWRQ. W } i & µ v Ç E ] } v o & ] Z v t ] o o ] ( & } µ v ] } v ' v

Questions