Ha nc oc k County F lood Risk Re duc tion Prog ra m Hydr aulic - - PowerPoint PPT Presentation

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Ha nc oc k County F lood Risk Re duc tion Prog ra m Hydr aulic - - PowerPoint PPT Presentation

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Ha nc oc k County F lood Risk Re duc tion Prog ra m Hydr aulic Impr ove me nts (Phase 1) Pr oje c t Public Pr e se ntation Januar y 24, 2018 INT RODUCT IONS Pro je c t Ove rvie w Ag e nda F lo o dpla in Be nc hing & So il

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SLIDE 1

Ha nc oc k County F lood Risk Re duc tion Prog ra m

Hydr aulic Impr

  • ve me nts (Phase 1) Pr
  • je c t

Public Pr e se ntation

Januar y 24, 2018

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SLIDE 2

INT RODUCT IONS

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SLIDE 3

Ag e nda

Pro je c t Ove rvie w

  • F

lo o dpla in Be nc hing & So il Dispo sa l

  • I

n-Rive r Struc ture Re mo va l

  • So il Sto c kpiling & Sta g ing
  • Utility Co o rdina tio n
  • Site Re sto ra tio n

Opinio n o f Pro b a b le Co st Antic ipa te d Be ne fits Pro je c t Sc he dule Pro je c t Sta tio ns

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SLIDE 4

Proje c t Ove rvie w

Hydra ulic Improve me nts (Pha se 1)

F lo o dpla in Be nc h Wide ning Re mo ve I nline Riffle s/ Da ms No rfo lk-So uthe rn RR Bridg e Mo dific a tio ns in Pha se 2

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SLIDE 5

Proje c t Ove rvie w

T re e Cle a ring

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SLIDE 6

Proje c t Ove rvie w

F loodpla in Be nc hing

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SLIDE 7

Proje c t Ove rvie w

F loodpla in Be nc hing Cr

  • ss Se c tions
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SLIDE 8

Proje c t Ove rvie w

Post – Construc tion Re nde ring

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SLIDE 9

Proje c t Ove rvie w

E xisting Inline Struc ture Re mova ls

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SLIDE 10

Pr

  • je c t

Ove r vie w

E xisting Inline Struc ture Re mova ls

Pr

  • je c t

Ove r vie w

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SLIDE 11

Proje c t Ove rvie w

Construc te d Riffle s

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SLIDE 12

Proje c t Ove rvie w

Propose d Riffle Struc ture s

E xample Pr

  • je c t
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SLIDE 13

Proje c t Ove rvie w

Propose d Riffle Struc ture s

E xample Pr

  • je c t
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SLIDE 14

Proje c t Ove rvie w

Soil Stoc kpiling & Sta g ing

We tland Ar e a Avoidanc e Br andman Ar e a

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SLIDE 15

Proje c t Ove rvie w

Utility Coordina tion

AE P Ove r he ad E le c tr ic City Combine d Se we r s

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SLIDE 16

Proje c t Ove rvie w

Site Re stora tion

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SLIDE 17

Proje c t Ove rvie w

Site Re stora tion

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SLIDE 18

Proje c t Ove rvie w

Bike Pa th Re a lig nme nt & Site Re stora tion (inse rt g ra phic )

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SLIDE 19

Proje c t Ove rvie w

Bike Pa th Re a lig nme nt & Site Re stora tion (inse rt g ra phic )

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SLIDE 20

Proje c t Ove rvie w

Bike Pa th Re a lig nme nt & Site Re stora tion (inse rt g ra phic )

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SLIDE 21

Proje c t Ove rvie w

Bike Pa th Re a lig nme nt & Site Re stora tion (inse rt g ra phic )

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SLIDE 22

Hydra ulic I mpro ve me nts (Pha se 1) Only

Opinion of Proba ble Costs

Proje c t Costs

De sc ription Amount Construc tion Costs

I n-Stre a m I mpro ve me nts: $1,401,000 F lo o dpla in Be nc h Wide ning I mpro ve me nts: $7,179,000 Utility a nd Bike Pa th I mpro ve me nts: $1,222,000 Utility Co o rdina tio n: $750,000

CONST RUCT ION SUBT OT AL $10,552,000

Co nting e nc y (15%) $1,583,000

CONST RUCT ION T OT AL $12,135,000 Othe r Costs

T re e Re mo va l (I nc luding De b ris Re mo va l) $105,000 Stre a m We tla nd a nd T &E Mitig a tio n $75,000 Co nstruc tio n Administra tio n (5%) $607,000

OT HE R SUBT OT AL $787,000 T OT AL PROJE CT COST S $12,922,000 Hydra ulic Improve me nts - Pha se I - Opinion of Proba ble Costs

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SLIDE 23

L

  • c a l

F looding

Se ve n E ve nts Sinc e 2000

Historic F lood E ve nts

July 2017 E ve nt ~4% (25-ye a r) ACE

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SLIDE 24

Ne w Bla nc ha rd Rive r Ra ting Curve a t Ma in Stre e t

Antic ipa te d Be ne fits

Rive r F low vs De pth a t Ma in Stre e t

July 2017 E ve nt ~ 10,500 CF S

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SLIDE 25

Ma jo r I nte rse c tio n I mpa c ts

Antic ipate d Be ne fits

Wa te r Surfa c e E le va tion

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SLIDE 26
  • I

nc re a se d We tla nd F unc tio n

  • I

mpro ve d Wa te r Qua lity

  • F

ish Pa ssa g e & Aq ua tic Ha b itat

  • E

nha nc e d Re c re a tio na l Oppo rtunitie s

  • Re duc e d T

ra nspo rtatio n I mpa c ts

  • 1% ACE F

lo o dplain Re duc tio n ~ L

OMR T

  • Be F

ile d F

  • llo wing Co nstruc tio n

Antic ipa te d Be ne fits

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SLIDE 27

1% ACE F loodpla in

Inse rt F loodpla in Gra phic

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SLIDE 28

1% ACE F loodpla in

Inse rt F loodpla in Gra phic

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SLIDE 29
  • OE

PA 401 WQC / USACE 404 Pe rmits

–

Sub mitte d we e k o f De c . 18, 2017 ~ Co mple te ne ss Re vie w Unde rwa y

–

Pub lic Co mme nt & Ag e nc y Co o rdina tio n Pe rio ds

–

401 Pub lic He a ring

  • F

lo o dpla in Pe rmit (City)

  • OE

PA Pe rmit to I nstall (Se we r Re pla c e me nts)

  • OE

PA Rule 27-13 Applic a tio n (Bra ndma n Site )

** T ar ge ting pe r mits to be issue d Summe r 2018 **

Cr itic al Path

  • f Pr
  • je c t is

thr

  • ugh

Pe r mitting Antic ipa te d Sc he dule

Pe rmitting

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SLIDE 30
  • T

re e Cle a ring Pro je c t

–

Bid Awa rd: Ja n. 16th / NT P: F e b . 1st

–

S.C.: Ma r. 31st / F .C.: Ma y 15th

  • F

ina l De sig n

–

60% De sig n sub mitte d De c . 8, 2017

–

95% De sig n due Ma y 1st

–

F ina l I F B Pa c ka g e (e stima te July 2018)

  • Co nstruc tio n

–

Bidding & Awa rd: Aug . 2018 / NT P: Se p. 2018

–

S.C.: Aug . 2019 / F .C.: Oc t. 2019

** T ar ge ting pe r mits to be issue d Summe r 2018 **

Cr itic al Path

  • f Pr
  • je c t is

thr

  • ugh

Pe r mitting Antic ipa te d Sc he dule

De sig n & Construc tion

(**) (**)

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SLIDE 31

Pro je c t Sta tio ns in Ha llwa y www.Ha nc o c kCo untyF lo o ding .c o m

Ste ve Wilso n - sc wilso n@ c o .ha nc o c k.o h.us Pro je c t Ma na g e r Ma ume e Wa te rshe d Co nse rva nc y Distric t 514 So uth Ma in Stre e t F indla y, OH 45840 Pho ne : 419-424-5050

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