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1 <br /> 2 3. Establish offsets to footing centerline of bearing for structure excavation. <br /> 3 <br /> 4 4. Establish offsets to footing centerline of bearing for footing forms. <br /> 5 <br /> 6 5. Establish wing wall, retaining wall, and noise wall horizontal alignment. <br /> 7 <br /> 8 6. Establish retaining wall top of wall profile grade. <br /> 9 <br /> 10 7. Establish elevation benchmarks for all substructure formwork. <br /> 11 <br /> 12 8. Check elevations at top of footing concrete line inside footing formwork <br /> 13 immediately prior to concrete placement. <br /> 14 <br /> 15 9. Check column location and pier centerline of bearing at top of footing <br /> 16 immediately prior to concrete placement. <br /> 17 <br /> 18 10. Establish location and plumbness of column forms, and monitor column <br /> 19 plumbness during concrete placement. <br /> 20 <br /> 21 11. Establish pier cap and crossbeam top and bottom elevations and centerline of <br /> 22 bearing. <br /> 23 <br /> 24 12. Check pier cap and crossbeam top and bottom elevations and centerline of <br /> 25 bearing prior to and during concrete placement. <br /> 26 <br /> 27 13. Establish grout pad locations and elevations. <br /> 28 <br /> 29 14. Establish structure bearing locations and elevations, including locations of <br /> 30 anchor bolt assemblies. <br /> 31 <br /> 32 15. Establish box girder bottom slab grades and locations. <br /> 33 <br /> 34 16. Establish girder and/or web wall profiles and locations. <br /> 35 <br /> 36 17. Establish diaphragm locations and centerline of bearing. <br /> 37 <br /> 38 18. Establish roadway slab alignment, grades and provide dimensions from top of <br /> 39 girder to top of roadway slab. Set elevations for deck paving machine rails. <br /> 40 <br /> 41 19. Establish traffic barrier and curb profile. <br /> 42 <br /> 43 20. Profile all girders prior to the placement of any deadload or construction live <br /> 44 load that may affect the girder's profile. <br /> 45 <br /> 46 The Contractor shall provide the Contracting Agency copies of any calculations and <br /> 47 staking data when requested by the Engineer. <br /> 48 <br /> 49 To facilitate the establishment of these lines and elevations, the Contracting Agency will <br /> 50 provide the Contractor with the following primary survey and control information: <br /> 51 <br /> 41St STREET TO WMVD FREIGHT <br /> CORRIDOR IMPROVEMENTS <br /> FED AID#STPUL-9931(012); PW#3472 SP-20 February 10,2016 <br />