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Published byAdelia Neal Modified over 9 years ago
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WisDOT - Bureau of Structures Brandan Burger
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Anything “structural” – change in loading, structural capacity, pile locations If in doubt, call us! See Structures Contacts Handout BOS Contacts.doc Remind Contractor to go thru Construction Staff for answers
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CMM 1-65 Updated engineer responsibilities related to as- built structure plans (require “STRUCTURE” to be placed above as-built title box on title sheet) CMM 5-70 Guidance and checklist for field personnel inspecting ancillary structures installations (mainly pertain to new sign/signal structures installation requirements)
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Std. Spec. 501.3.8.2 (FDM and CMM Guidance will be available in March 2015) New Policies Dual Approach to Ice Based on Project Type Projects with HPC or greater than 2000 CY concrete STSP 501.1000.S shall be included in plans and bid by contractors Projects with less than 2000 CY concrete Standard spec administrative item payment of $0.75/lb remains in affect Ice should be paid for – field engineers should not delay pours if ice is required Ice delivered and stored on site should not be paid for unless used as required per Std. Spec.
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Masonry Anchor Install 502.3.14.1 Type L or S adhesive anchor ACI/CRSI Certified Installer, or Field Verification by Non-Destructive Pullout Testing
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Pigmented Protective Surface Treatment Used on parapets, different product than decks Stainless Steel Reinforcement Moved into STSPs Polymer Modified Asphalt (for Overlays) Moved into STSPs
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Plan details for fill at wing tips Proper Fill = Minimize Future Erosion
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What is your experience with environmental issues (sediment control)?
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Be plugged into fabrication of elements Templates to match at connections Verify dimensions for field installation Get BOS & Jim Parry involved Suggest mock grout pour before the actual Follow grouted coupler instructions
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Issues with loose deck steel Bar chair spacing too large Bar tie spacing too large or missing STD. Spec. 505.3.4 Placing and Fastening
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Probing during deck pour and dry run Top Cover Bottom Cover Deck thickness
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Structural Approach Slabs US Highways & Interstates Details included in the structure plan Contractors have successfully poured with bridge deck
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Detail for pouring SAS with bridge deck Contractor would have to propose using this
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AbutmentPier Cap
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Saw cut DO NOT ALLOW
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Abutment Paving Block Joint Sawcut on Bridge Deck
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Welders must be qualified prior to welding in the position, process, and type of joint. Correct Certification. A written weld procedure for each type of weld is required. Get familiar with weld symbols and nomenclature. Storage and care of welding electrodes.
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Call us with Questions We look forward to another great year of bridge construction! THANK YOU!
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