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ICivil/Environmental Engineering I 2-11 Town of Medley Drainage &&ICONS I Improvements I Medley, Florida NW 138th Way Street Drainage and This project was completed in conjunc- '�� of Roadway Improvements Project tion to a Miami-Dade County Public Works o • : `. I This project consisted of, but was not project, People's Transportation Plan (PTP) Construction of NW 138th Street Bridge G limited to, the complete roadway recon- over Miami River Canal. The same contrac- _ no!+ •struction and drainage improvements to tor completed both projects simultaneously. r ® .•' ' ;�' I NW 138th Street, a roadway located in the a 11 • Town of Medley, Florida.The proposed NW 116'h Way Drainage •` O t� r drainage system improvements consisted Improvements Project :.( ?` of 100 linear feet(LF)of exfiltration trench �_ R1D I that included 90 LF of 18-inch high density This project consisted of the installation of polyethylene (HDPE) perforated pipe, 2 drainage improvements along the north- drainage structures, and modifications to bound portion of NW 116th Way, a roadway Client existing drainage structures. The complete located in the Town of Medley, Florida. Town of Medley I roadway reconstruction of NW 138th Street These improvements consisted of, but were included rework of 12-inch of stabilized not limited to, the installation of approxi- Completion date subbase,geogrid fabric, new 10-inch limer- mately 440 linear feet(LF)of exfiltration 2012 ock base, 3 inches of SP-9.5 traffic level C trench having a high density polyethylene Project cost asphalt and pavement markings. (HDPE)perforated pipe with a diameter of 5400.000 24-inches, 195 LF of 18-inch solid HDPE NW 138th Street was kept open during con- drainage pipe, 11 drainage structures and Services provided struction, therefore the MOT was adjusted the repair of the portions of NW 116th Way • Drainage m in order to keep a safe travel way and safe that were damaged during the construction construction site. of the drainage system. o•2x31.4"m ;5'_ Trenching for the exfiltration trenches 5. a was conducted during the evening and F d'i Si 2.; t early morning hours in order to lessen the ,,frr'4-1 -- - Hs. effects to the heavyvehicular traffic on ' "r, +.v,. '"' 4 , the roadway. Due to limitations to the depth of some of �i .z a� =• r s- ▪, the drainage structures, concrete flowable t• .• fill was used in between the top of the HDPE -".rra s"'S- ;.Ts sr • -i-t- pipe the bottom of the proposed curbing. v...T `cecwt".to .r ,r•'Vr NW 138th Way(above and below) , wy5 ,moo. -_"ler ^ . t ` • ... sF,-moi. ilit w NW 116th Way I IPlan Design Enable i0006.027944.0512 Atkins I City of Sunny Isles Beach, RFQ No. 12-04-02 \I