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Structure <br />Detail <br />8" Headwall <br />►� <br />48'-1 114 " <br />6 – 20'-0" Spon x 7'-0" Rise x 8'-0" Long <br />Precast Concrete Bridge Units <br />Plus 5 Joints 9 114"+ per Joint <br />Cover alt corners with 2'-0" <br />wide strip of Filter Fobric <br />4"0 Perforated Backfill Drain <br />supplied with Wingwoll <br />Primer Compatible <br />with Joint Wrap <br />Top of Precast <br />Bridge Unit 1 <br />BRIDGE PLAN <br />0 2' 4" 8' <br />9" Square piece of Seal Wrap or <br />EZ–Wrap Rubber <br />Lift hole plug- Lift hole <br />LIFTING HOLES <br />Precast Bridge Unit <br />TYPICAL LIFE <br />not to scale <br />Primer Compatible <br />with Joint Wrap --\ <br />Top of Precast <br />Bridge Unit 1 <br />Lifting insert <br />6 <br />FLOW <br />Structure <br />8" Headwall <br />Fill lifting insert pocket with grout, finishing flush <br />9" Square piece of Seal Wrap or <br />EZ–Wrap Rubber <br />LIFTING INSER IS <br />0/NT SEALING DETAI <br />Precast Bridge Unit, <br />Headwall or Wingwoll <br />48'-1 114" <br />24'-0 5/8" 24'-0 5/8" <br />0 <br />U <br />0 <br />U <br />�I <br />L OCA TION PLAN <br />o zo40' <br />NO TES <br />GENERAL NOTES. - <br />1. This bridge hos been designed for general site <br />conditions. The project engineer shall be responsible <br />for the structure's suitability to the existing site <br />conditions and for the hydraulic evaluation -- <br />including scour and confirmation of soil conditions. <br />2. Prior to construction, contractor must verify all <br />elevations shown through the engineer. <br />J. Only Bridge Tek, A Division of CONFECH Arch Technologies, Inc. <br />the CONISPAN® approved precoster in California <br />may provide the structure designed in accordance with <br />these plans. <br />4. The use of another precast structure with the design <br />assumptions used for the CON/SPAN® structure may <br />lead to serious design errors. Use of any other precast <br />structure with this design and drawings voids any <br />certification of this design and warranty. CONISPAN® <br />Bridge Systems assumes no liability for design of <br />any alternate or similar type structures. <br />5. Alternate structures may be considered, provided that <br />signed and sealed design drawings (and calculations) <br />are submitted to the engineer 2 weeks prior to the <br />bid date for review and approval. <br />6. Proposed alternates to o CON/SPAN® Bridge System <br />must submit at least two (2) independently verified <br />full scale load tests that confirm the proposed design <br />methodology of the three sided/arch structure(s). <br />The proposed alternate, upon satisfactory confirmation <br />of design methodology, may be considered on acceptable <br />alternate. <br />DESIGN DA TA <br />Design Loading: <br />Bridge Units: HS20-44 <br />Headwalls: Earth Pressure only <br />Wingwalls: Earth Pressure only <br />Design Fill Height: 2'-0" min. to 3'-0" max. <br />from top of crown to top of pavement. <br />Design Method.- Load factor per AASHTO Specification <br />Net allowable soil bearing pressure: 2500 PSF <br />Gross allowable soil bearing pressure: 2500 PSF <br />*Foundation excavation and subgrade preparation shall be <br />in accordance with the geotechnical report for this project <br />prepared by Neil 0. Anderson & Associates. dated 6/28/05. <br />MA TERIALS <br />Precast units shall be constructed and installed <br />in accordance with CON/SPAN® Specifications. <br />Concrete for Footings shalt have o minimum <br />compressive strength of 4000 psi. Reinforcing <br />steel for footings shall conform to ASTM A615 <br />or A996–Grade 60. <br />APPROVED: <br />FOR CONSTRUCTION <br />O <br />cc <br />v�©v©oo <br />W <br />Z <br />WJA <br />O <br />I <br />O <br />OO <br />Sheet No. <br />m <br />V <br />a <br />5/02/06 <br />1 <br />11 <br />s <br />a <br />0 <br />I <br />0 <br />• <br />Cover alt corners with 2'-0" <br />wide strip of Filter Fobric <br />4"0 Perforated Backfill Drain <br />supplied with Wingwoll <br />Primer Compatible <br />with Joint Wrap <br />Top of Precast <br />Bridge Unit 1 <br />BRIDGE PLAN <br />0 2' 4" 8' <br />9" Square piece of Seal Wrap or <br />EZ–Wrap Rubber <br />Lift hole plug- Lift hole <br />LIFTING HOLES <br />Precast Bridge Unit <br />TYPICAL LIFE <br />not to scale <br />Primer Compatible <br />with Joint Wrap --\ <br />Top of Precast <br />Bridge Unit 1 <br />Lifting insert <br />6 <br />FLOW <br />Structure <br />8" Headwall <br />Fill lifting insert pocket with grout, finishing flush <br />9" Square piece of Seal Wrap or <br />EZ–Wrap Rubber <br />LIFTING INSER IS <br />0/NT SEALING DETAI <br />Precast Bridge Unit, <br />Headwall or Wingwoll <br />48'-1 114" <br />24'-0 5/8" 24'-0 5/8" <br />0 <br />U <br />0 <br />U <br />�I <br />L OCA TION PLAN <br />o zo40' <br />NO TES <br />GENERAL NOTES. - <br />1. This bridge hos been designed for general site <br />conditions. The project engineer shall be responsible <br />for the structure's suitability to the existing site <br />conditions and for the hydraulic evaluation -- <br />including scour and confirmation of soil conditions. <br />2. Prior to construction, contractor must verify all <br />elevations shown through the engineer. <br />J. Only Bridge Tek, A Division of CONFECH Arch Technologies, Inc. <br />the CONISPAN® approved precoster in California <br />may provide the structure designed in accordance with <br />these plans. <br />4. The use of another precast structure with the design <br />assumptions used for the CON/SPAN® structure may <br />lead to serious design errors. Use of any other precast <br />structure with this design and drawings voids any <br />certification of this design and warranty. CONISPAN® <br />Bridge Systems assumes no liability for design of <br />any alternate or similar type structures. <br />5. Alternate structures may be considered, provided that <br />signed and sealed design drawings (and calculations) <br />are submitted to the engineer 2 weeks prior to the <br />bid date for review and approval. <br />6. Proposed alternates to o CON/SPAN® Bridge System <br />must submit at least two (2) independently verified <br />full scale load tests that confirm the proposed design <br />methodology of the three sided/arch structure(s). <br />The proposed alternate, upon satisfactory confirmation <br />of design methodology, may be considered on acceptable <br />alternate. <br />DESIGN DA TA <br />Design Loading: <br />Bridge Units: HS20-44 <br />Headwalls: Earth Pressure only <br />Wingwalls: Earth Pressure only <br />Design Fill Height: 2'-0" min. to 3'-0" max. <br />from top of crown to top of pavement. <br />Design Method.- Load factor per AASHTO Specification <br />Net allowable soil bearing pressure: 2500 PSF <br />Gross allowable soil bearing pressure: 2500 PSF <br />*Foundation excavation and subgrade preparation shall be <br />in accordance with the geotechnical report for this project <br />prepared by Neil 0. Anderson & Associates. dated 6/28/05. <br />MA TERIALS <br />Precast units shall be constructed and installed <br />in accordance with CON/SPAN® Specifications. <br />Concrete for Footings shalt have o minimum <br />compressive strength of 4000 psi. Reinforcing <br />steel for footings shall conform to ASTM A615 <br />or A996–Grade 60. <br />APPROVED: <br />FOR CONSTRUCTION <br />O <br />cc <br />v�©v©oo <br />0 <br />W <br />Z <br />WJA <br />- <br />OO <br />Sheet No. <br />m <br />V <br />a <br />5/02/06 <br />1 <br />11 <br />s <br />a <br />• <br />0 <br />73937 <br />WJA <br />I <br />Sheet No. <br />N■ <br />5/02/06 <br />1 <br />11 <br />� <br />• <br />0 <br />1 <br />� <br />LCLCLA: U: <br />�g N <br />iz, <br />R <br />mm`s` <br />W�= <br />`4 W v <br />Q <br />W�C4 <br />W00 <br />vv� <br />O Q <br />k�� <br />WQ <br />KLD <br />73937 <br />WJA <br />Sheet No. <br />5/02/06 <br />