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Home My WebLink AboutFirst Avenue Grade.pptOverview o KIRKWOOD AVE KIRKWOODCT TER 0 AVE tn ¢ U) N Y N (n V) OTTO WOOD 1 AVE EFO jlAVE i O n �R leiµ ocG� 0 G ST Lower Muscatine Road Reconstruction Project z 0z N t0 N H ST v I ST a I ST V) N Ln Ln Z Y W Z w U a ¢ a Of AVE a (n w U SPRUCE CT N HIGHWAY 6 a Highway 6 and Sycamore Street'gLVD &044 Intersection Improvement Y�00o s 0¢o Project 0J m _...._ HOLLYW00 0 First Avenue Grade Separation Project MUSCATINE AVI Towncrest Dr V) r N N WAYNE T s w w a o 3 0 J J First Avenue Drainage Fire Improvement Project tation 3 Highway 6 and Sycamore Street ntersectio if TREM SlD KLE Q .I� , n Project t , i MDM,FD MDU.N ll0dt ,{ RT -lqw +41 1 ' L__ L t! • - .r • Safety concerns • Add left turn lane • Replace retaining wall • Bid Fall 2011 • Construct Spring 2012 Y Lower Muscatine Improvements Project ,•I ♦ 1 Mid American Energy • Reconstruct from Kirkwood Avenue to FirstAvenue • Signalize Sycamore intersection • Convert Four -Lane to Three -Lane • Bid Fall 2011 • Construct Spring 2012 1 1 .,��. O,WER `SEAT E AD �/ fly+ 1 J] First Avenue Storm Sewer Project Phase 1 • Phase 1 — Bid Fall 2011 • Phase 1 — ConstructWinter 2011 / Spring 2012 • Phase 2 — Bid Spring 2012 • Phase 2 —Construct Summer 2012 Phase 2 NNMiNN1 � •• �a j •,J _ r First Avenue/ Railroad Grade Separation Project History • 2005 NNW, Inc. hired to concept project • Identified street lowering and railroad was preferred alternative • 2008 NNW, Inc.(nowVJ Engineering) hired to design the project • Flood of 2008 delayed design • 2009 received $2.4 million dollars in STP funds First Avenue/ Railroad Grade Separation Project First Avenue/ Railroad Grade Separation Project Water Main Construction Sanitary Sewer Construction First Avenue/ Railroad Grade Separation Project Construction Phase 1 • Construct shoe -fly First Avenue/ Railroad Grade Separation Project Construction Phase 2, 3 & 4 • Two lane traffic • East sidewalk maintained • Excavate and construct west side First Avenue/ Railroad Grade Separation Project Construction Phase 5 & 6 CONSTRUCT NEW RAIL ROAD BRIDGE 15' -0' NORTH OF CURRENT NORTH TRACK AUGNNENT RAISE EXISTING TRACKS 70 FTNX BRIDGE ELEVA71ON • Traffic shifts to west side • Sidewalk on west • Street will be under railroad • 12' clearance • Begin raising rail • Extends half -mile to east and west • Construct new rail bridge First Avenue/ Railroad Grade Separation Project Construction Phase 7 & 8 • Remove shoe -fly • Excavate east side and construct First Avenue/ Railroad Grade Separation Project Road Profile rN.00' 100.00' t LOW POINT I LEV - 685.00 HIGH PORVT = 090.88 LOW PO1W A - 19 +e7.18 HIGH FW4T S A - 77 +70.83 P STA : 20 +32.T IA PW STA f7 +38.69 PW EL LY - 67a.62 P41 ELEV = 691.53 AD. 12.05 AD. -5.52 K = 33.20 K 21.7 rzw a Txisr 0 Y I HALL DRME sl y7 PROPOSED - 3 OY•WI NN[R Y m �• btp Oq$ N y� qP @q VqQ W1� @a �qOO qN qO mqN N qqM qqW N sd 0 m aQY] First Avenue/ Railroad Grade Separation Project Final Section - North of Bridge SECTION NORTH OF MIVUE First Avenue/ Railroad Grade Separation Project Final Section - At Bridge SE::TI(JN AT BRIDGE First Avenue/ Railroad Grade Separation Project Final Section - South of Bridge -CL ROADVAV & ROw I I I I I � j �' -o• e' -o• sw, j ! SECTION SOUTH OF BRIDGE First Avenue/ Railroad Grade Separation Project Rendering -Final Project First Avenue/ Railroad Grade Separation Project Commercial Area RETAINING I0 \P� ' I •\ I RELOCATE EXIT. TREE 19� 00 700 6• L _ - - " � � RETAINING WALL kTEPS DOWN 695 —t —�- Plan View 690 - -" $r. 685 I 19 +00 Cross Section First Avenue/ Railroad Grade Separation Project Tentative Schedule • Utility work — Fall 2011 • Final design — Fall /Winter 2011 • Property acquisition - Fall /Winter 2011 and Spring 2012 • Bid project - June 2012 • Start construction - Summer 2012 • Complete construction - Fall 2014 First Avenue/ Railroad Grade Separation Project Iowa Interstate Railroad "f.; • Maintenance facility relocation • Switching • Amtrak • Increased number of trains Construction Coordination • Biggest challenge • Signage • Weekly construction meetings • Door knocking • Flyers Discussion o KIRKWOOD AVE w 00 KIRKWOODCT TER CO AVE tn ¢ � N Y N (n V) OTTO WOOD 1 AVE EFO jlAVE i O n �R `' I geF P ��• ocG� 0 G ST \r Muscatine Road Reconstruction Project �E z zz N i F r 7 N It0 N H ST v I ST a I ST V) N Ln Ln Z Y W Z w U a ¢ a Of AVE a (n w U SPRUCE CT N HIGHWAY 6 a Highway 6 and Sycamore Street'gLVD &044 Intersection Improvement Y�00o s °¢o Project 0J m _...._ HOLLYW00 0 First Avenue Grade Separation Project MUSCATINE AVI Towncrest Dr V) r N N WAYNE T s w w a o 3 0 J J First Avenue Drainage Fire Improvement Project tation 3