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HomeMy WebLinkAbout20110949 Ver 1_Information Letter_20120807615 Church Street Lynchburg Virginia 24504 P O Box P 7000 Lynchburg Virginia 24505 Tel (434) 845 0301 Fax (434) 845 0306 August 7 2012 Email imidgettr&ncdot goy Mr Randy W Midgett P E Resident Engineer North Carolina Department of Transportation 1929 A North Road Street Elizabeth City NC 27909 RE Contract C202823 WBS 33791 3 1 FHWA No BRSTP 17(41) TIP No B 4599 Bridges #1 and #2 over Knobb s Creek US 17/158 — Pasquotank Co NC Subject Plan for Temporary Access to the Bridge Site Dear Mr Midgett In order to begin the structure work on Stage 1 of Bridge B 4599 we propose the following plan for temporary access to the bridge site Phase 1 Access a Place crane mats in the foot print of Stage 1 section of the new bridge as shown on the attached sketch The access will extend from End Bent #2 to Bent 96 or as far as the existing overhead electric lines will allow The access will be no wider than 30 feet b Starting with Bent #6 (or where OHE lines permit) drive the H piles and build the cap c Upon completion of Bent #6 back up to begin work on Bent #7 The crane mats between Bents 6 & 7 will be moved west out of the bridge footprint to the location shown for Phase 2 access on the attached drawings d This sequence will be continued working toward End Bent #2 until the OHE lines have been relocated 2 Phase 2 Access a When the overhead electric lines have been relocated move the remaining mats on the footprint of the bridge west to the Phase 2 location adjacent to the new bridge b Complete the bridge from Bents 6 to 11 This will include any remaining substructure work setting concrete girders and pouring the deck from the Phase 2 Access Mr Randy Midgett PE Resident Engineer NCDO7 Page Two (Plan for Temporary Access to the Bi idge Site) August 7 2012 3 Phase 3 Access a Evaluate if remaining bridge can be constructed by continuing the crane mat access from the north side or if a work bridge should be constructed to gain access from the south side b We request permission to install a work bridge across Knobb s Creek as an option to gain access from the south side The work bridge consists of 40 foot spans supported on pipe piles Since the work bridge spans are 160 % longer than the required 25 foot opening we request the option of leaving the work bridge in place until the completion of Stage 1 construction If further information is needed please do not hesitate to contact us at 434 845 0301 Sincerely W C ENGLISH Incorporated R Baxter Gordon PE Project Manager RBG /sl I Enclosure cc John Jordan Job 1610 ST pG6 Ti r W Wo � t -J. w m z _ � w al I rv� n. w t N Y a iL �J m '^ 8 LL, ` Roll m \ \ r LLI = z \ L 7 t ° w a - �_ \� ~I Z W m f N ILz� W� a \ i \ h a � � 1 \ 1O r \ m �y O h H �n N \ Q E4 i� w� a a g N x F 9 z J w f.a ;w cn O a -mom a o X m yyw 3a Ir CD Z 7 } O Zoo F- O N � LLo� Q wmr am v O 2 i Ir n O V Q ° a z mY� o�✓�i fO-I C� o a a W �n o dr � h H �n N \ Q E4 i� w� a a g N x F 9 z Z Q a N g HI ml r Z LLI /1 m f = aw 1 a � m ~� rl LLI z W �Wm t r m Z) �\ 6 0. a r � m Z o O a� LL z ps a H U i W o N z 1 w) m z a r tiI z m ai a ` z a�� st II o, Q1 O G O 1 i a 0 `�o�o }-'4 r`cn- m Ln Q 11 i ul M O tiI W 0] X N F d ig as CL �S s G a ` —R- Z st II o, Q1 O G O = o a 0 `�o�o }-'4 r`cn- m Ln Q O 7r, O X N �z4 w Co Z Ln + " ¢ D ZKb OUZ H N 1 z w cr HpM_ L a Z e 6 LLJ Z �Yfr r Q k 6 �jWV1 W H (.7 15y O 4 ,y o F d ig as CL �S s G z z Li g 0- c _ m � $ o I \\ w mow of U y � Nin ff1 x�l z O o�gc w i a W _ m V) Z � rir m z m o � b S 9 q � r w --P O I ti cn O a rWKt cn U 1� N "wv�i N IQ Ow a Y CC z F o��o n + + UZ 1 3 l5 IS 37Y1S Q CV w O ANN O Z Z om O:Z '� 3 '" of O Z M Iv p w C a 0 oW" O 7 O Q p r z Li g 0- c _ m � $ o I \\ w mow of U y � Nin ff1 x�l z O o�gc w i a W _ m V) Z � rir m z m o � b S 9 q �