PORT OF MIAMI T UNNE L PROJE CT UPDAT E NOVE MBE R 20, - - PowerPoint PPT Presentation

PORT OF MIAMI T UNNE L PROJE CT UPDAT E

www.por tofmiamitunne l.c om NOVE MBE R 20, 2013 F RE IGHT T RANSPORT AT ION ADVISORY COMMIT T E E

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SCOPE OF WORK

Shifting of EB MacArthur Cswy MacArthur Cswy Bridge Widening Twin tunnels under Government Cut Modification of Dodge Island Roadway System

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MACART HUR CAUSE WAY BRIDGE WIDE NING

“Before” “After”

• Inte rior Wide ning for a dditiona l tra ffic la ne s to tunne l
• Work on Pie rs 17 & 18 a s we ll a s de mo of site e sta blishme nt

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WAT SON & DODGE ISL ANDS PORT AL CONST RUCT ION

• T

unne l Por tal house s the F lood Gate s whic h c ome down in the e ve nt of a stor m to pr e ve nt flooding of tunne ls

• Notific ations for

shutdown dur ing Hur r ic ane s or

• the r

thr e ate ning stor ms will be issue d by USCG Captain of Por tMiami

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T UNNE L BORING MACHINE E B & WB BRE AK- IN, BRE AKOUT & T UNNE L

Mining of the E astbound T unne l be gan on Nove mbe r 11, 2011 and was c omple te d on July 31, 2012 (751 Rings & 4,186 L F ) Mining of the We stbound Mining be gan Oc tobe r 29, 2012 and was c omple te d

• n May 6, 2013 (745 Rings & 4,152 L

F )

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CROSS PASSAGE S

• F

ive c r

• ss passage s, or

e me r ge nc y e xits, ar e be ing built be twe e n the two tunne ls.

• Cr
• ss passage s ar

e appr

• ximate ly 700

fe e t

• Cr
• ss passage s 1, 4 and 5 ar

e not unde r ne ath the c hanne l and we r e pr e tr e ate d fr

• m gr
• und sur

fac e using c utte r

• soil mixing pane ls that for

m a gr

• ute d bloc k of soil and we r

e e xc avate d.

• Cr
• ss passage s 2 and 3, whic h go

unde r ne ath Bisc ayne Bay, we r e tr e ate d with a br ine to fr e e ze the gr

• und and e xc avate d. T

unne l lining for Cr

• ss Passage 2 is in pr
• c e ss.

CROSS PASSAGE LENGTHS

• CP1 – 15 ft.
• CP2 – 36 ft.
• CP3 – 37.5 ft.
• CP4 – 43 ft.
• CP5 – 10.5 ft.

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CONCE PT UAL INT E RIOR VIE W OF T UNNE L

• Aluminum Arc hite c tura l Pa ne ls will be insta lle d a s

fina l finish

• Insta lla tion of inte rna l struc ture s a nd Me c ha nic a l-

E le c tric a l- Plumbing - F ire (ME PF ) c ontinue to be insta lle d in both tunne ls inc luding fire ma in piping , e le c tric a l c onduits a nd c a bling , junc tion boxe s a nd IT S e quipme nt.

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WAT SON & DODGE ISL AND SUPPORT BUIL DINGS CONST RUCT ION

• Both buildings’ str

uc tur al e le me nts ar e c omple te

• Me c hanic al, E

le c tr ic al & Plumbing (ME P) as we ll as finishe s for buildings c ontinue to be installe d

• Installation of building ve ntilation, spr

inkle r syste m and e le c tr ic al (switc hboar ds & c abling), as we ll as fir e alar ms ar e unde r wor ks

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Dodge Island – Roadway Impr

• ve me nts
• E

B & WB Por t Boule var d Shift to F inal Configur ation

• South Cr

uise Boule var d c omple te d

• Ne w T

r uc k Br idge par tially ope n to one lane

• Constr

uc tion c ontinue s on inte r nal r

• adways

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PROJE CT SCHE DUL E

July 31, 2012 – Comple tion of e astbound tunne l May 6, 2013 – Comple tion of we stbound tunne l Spr ing 2014 – Comple tion of Dodge Island r

• adway impr
• ve me nts

May 19, 2014 – Substantial Comple tion - Por t of Miami T unne l ope ns to tr affic , O&M Pe r iod be gins August 18, 2014 – F inal Comple tion As o f 11/ 20/ 13 - Co nstr uc tio n Days to Date : 1498 o f 1765 (55 mo nths) = 85% o f De sign-Build

Que stio ns?

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