|
I
<br /> CR-30A DRAINAGE IMPROVEMENTS
<br /> I FOR THE CITY OF CARRABELLE
<br /> I , HIGHLIGHTS:
<br /> • Engineering planning, design and permitting ■ Coastal hazard hardening of water
<br /> • Continuity of utility service through project area and sewer infrastructure
<br /> I ■ Channel stabilization and sediment control
<br /> • Grant assistance
<br /> • Invasive species mapping and eradication ■ Bid and construction phase services
<br /> -
<br /> A 622 acre partially urbanized watershed within the City of Carrabelle + ar+, .e al4t .r`yy.
<br /> discharges to St. George Sound, which lies within the Apalachicola _..,s� tom. •
<br /> I National Estuarine Reserve. Within this watershed, the City has � t.�` w. r --4 `...
<br /> experienced chronic erosion and sedimentation problems, resulting in w 't '-_„,...u.,;‘, cr,J
<br /> formation of a large sediment delta in St. George Sound. Additionally, . ' ''c_ ` ^ ' ,`�. -1
<br /> over time, erosion has contributed to channel destabilization and ;,,,,..' 4$
<br /> failing drainage infrastructure associated with a double 60-inch SM 7 I g
<br /> corrugated metal cross-drain under Gulf Avenue (CR-30A). Under its J ;" ,r
<br /> I continuing services agreement with the City of Carrabelle, ECT was } 'is A'*"' ^'`1
<br /> retained to provide engineering design, permitting, bidding assistance, �`, ? ...w'..,',;
<br /> construction administration and environmental consulting services to - / r ;.`''•' '•;-, 1
<br /> I assist the City in developing and implementing solutions to these ' '.
<br /> problems. 4 ";,�
<br /> N ' _ M
<br /> I
<br /> ECT assisted the City of Carrabelle with the preparation of a
<br /> successful application for a construction grant under the Florida r" ,04
<br /> ' 4 <a.-
<br /> Forever competitive grant program administered by the Northwest s 4� , c" r
<br /> I Florida Water Management District. After the grant funding was ka•s ` rte °i " ` 55
<br /> secured, ECT provided design, permitting, and construction phase y;,,i
<br /> services for the following improvements: =::::•st:. 24'
<br /> • Replacement of a failing double 60-inch corrugated metal . `� >- '_
<br /> cross-drain system under CR-30A with a new headwall, ..,,__—_•:-. "4--:--;.--5.--;- ,
<br /> endwall, and sheetpile system; new 60-inch reinforced ' r, j Z"
<br /> concrete cross-drain pipes; and armoring enhancements. •1-•-*
<br /> • Strengthening critical infrastructure against coastal storm 3s : - , ,c:
<br /> Ihazards by replacing existing PVC sanitary sewer
<br /> forcemain, vacuum sewer, and water main pipes in the >..<' ` `
<br /> project area with ductile iron pipe. ° ter. ems ,
<br /> r.1=11�..1rr+� � '1� 4
<br /> • Drainage channel stabilization and armoring, creation of a ''- ^:' - er'il.a 1
<br /> quiescent pool for sediment removal upstream from the ‘19-!--‘-•...r1.. '':-•
<br /> cross-drains, and provision of a stabilized equipment ;.a;,.;; • ,•1r,77r�j•;,-*.-,r ..
<br /> access driveway for periodic maintenance sediment •!,-4•2_,/4?.. .,4 :��
<br /> •
<br /> removal by the City. Si:r
<br /> • Removal and treatment of invasive plants (giant reed— ,ge s; . .
<br /> .�_:.
<br /> Arundo donax) located south of the CR-30A cross-drain
<br /> followed by re-vegetation with native species.
<br /> I _ _
<br /> Oc / PROJECT PROFILE
<br /> GIUSFRSUYA.\GUPPDATAV M4LI,WUROSOFTK'I\Ww51'fEMpORARY LYIFA,�tT FlIFSY'O\TE.YT.OVTLOOIC70Z\SG1WSU\'ISLPROI.000-0f701:
<br />
|