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Printed on:Tuesday 05/28/2024 04:01 PM 29C0114/AAAX/128904Pageof3 <br />Department of Transportation - Division of Maintenance Structure Maintenance & Investigations <br />12 <br />UNDERWATER INVESTIGATION DETAILS <br />STEEL INVESTIGATION DETAILS <br />SCOPE AND ACCESS <br />The depth of water in the channel was about 12 feet. Inspection was limited to what can be seen from the deck, through the steel grates <br />and around both abutment embankments. This will be considered a partial routine inspection. A follow up inspection will be conducted to <br />asses the swinging spans and adjacent susbstructure. <br />An Underwater Investigation was performed by the Caltrans Underwater Team on 05/05/2023 and follows the procedures of Section 5.4 <br />of the SM&I Inspection Procedures Manual. All elements listed in the "Underwater Elements Investigated" section of the report were <br />inspected. For more information, see the 05/05/2023 inspection report or the relevant elements in the element table. <br />SUBSTRUCTURE <br />The columns were formed using white PVC column forms. These non structural forms are cracking on many of the piles throught the <br />structure. <br />INSPECTION COMMENTARY <br />TYPE OF MEMBRANE <br />TYPE OF DECK PROTECTION <br />DECK STRUCTURE TYPE <br />TYPE OF WEARING SURFACE <br />WEARING SURFACE / PROTECTIVE SYSTEM <br />1000AVERAGE DAILY TRAFFIC <br />2015 YEAR OF ADT <br />199 KMBYPASS, DETOUR LENGTH <br />3 %(109) TRUCK ADT % <br />5379FUTURE ADT <br />2042YEAR OF FUTURE ADT <br />HISTORICAL SIGNIFICANCE 5: NOT ELIGIBLE FOR NRHP <br />0-NONE <br />0-NONE <br />0-NONE <br />1-CIP CONCRETE <br />DECK STRUCTURE INFORMATION <br />11.8 M <br />11.0 M <br />DECK AND ROADWAY <br />LANES 2 <br />45 <br />0-NOT ON NHS <br />PARALLEL STRUCTURE <br />TEMPORARY STRUCTURE <br />DEFENSE HIGHWAY <br />FUNCTIONAL CLASS <br />SPEED <br />NATIONAL HIGHWAY SYSTEM <br />TOLL <br />DIRECTION OF TRAFFIC <br />DESIGNATED NATIONAL NETWORK <br />TYPE OF SERVICE <br />FEDERAL LANDS HWY <br />6 EQUAL MIN CRITERIAAPPR ROADWAY ALIGN <br />7 ABOVE MIN CRITERIADECK GEOMETRY <br />10.1 MAPPROACH RDWY WIDTH <br />BRIDGE MEDIAN <br />LEFT 0.0 M RIGHT 0.0 MCURB OR SIDEWALK <br />TOTAL WIDTH <br />NET WIDTH <br />11.0 MINVENTORY ROUTE TOTAL HORIZ CLEAR <br />99.99 MINVENTORY ROUTE MIN VERT CLEAR <br />3-ON FREE ROAD <br />07-MAJOR COLLECTOR RURAL <br />0-NOT STRAHNET <br />N-NONE EXISTS <br />2-2 WAY <br />0-NOT APPLICABLE <br />0-NOT ON NET <br />0 NO MEDIAN <br />1-HIGHWAY <br />DECK ROADWAY/OPERATIONAL INFORMATIONDECK GEOMETRY <br />1.3 ft br, 36.0 ft to 43.0 ft (varies), 1.3 ft br <br />DECK CROSS SECTION <br />LRS INVENTORY RTE & SUBRTE <br />BASE HIGHWAY NETWORK 0-NOT ON NET <br />3 - BrackishWater TypeB - Routine UWDive Type <br />Next UWI 05/05/2028UWI Frequency months 60UWI Required Y Last UWI 05/05/2023 <br />- NOT APPLICABLE FOR THIS BRIDGE. <br />0 inchesOVERLAY THICKNESS (inches) <br />N/A <br />(51) <br />(52) <br />(50) <br />(32) <br />(33) <br />(107) <br />(108) <br />A) <br />B) <br />C) <br />(29) <br />(30) <br />(19) <br />(114) <br />(115) <br />(37) <br />(42a) <br />(12) <br />(13) <br />(104) <br />(26) <br />(100) <br />(101) <br />(102) <br />(10) <br />(47) <br />(68) <br />(72) <br />(105) <br />(110) <br />(20) <br />(28a) <br />(103) <br />CONDITION INFORMATION <br />97.5 MLENGTH (49) <br />Element DescriptionElem <br />No. <br />Env Total <br />Qty <br />Units <br />CS 1 CS 2 CS 3 CS 4 <br />Qty in each Condition State <br />28 Steel Deck-Open Grid 2 110 sq.m 110 0 0 0 <br />DECK ELEMENT INSPECTION RATINGS AND NOTES <br />Defect/ <br />Prot Defect <br />(28) Steel Deck-Open Grid <br />Routine (current): <br />There were no significant defects noted. <br />(58) 7DECK RATING = <br />SPECIAL INSPECTION INFORMATION