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Printed on:Thursday 05/01/2025 10:45 AM 38C0264/AAAO/150723Pageof4 <br />Department of Transportation - Division of Maintenance Structure Maintenance & Investigations <br />10 <br />UNDERWATER INVESTIGATION DETAILS - NOT APPLICABLE FOR THIS BRIDGE. <br />STEEL INVESTIGATION DETAILS <br />SCOPE AND ACCESS <br />At the time of this investigation, there was approximately 18 inches of clear flowing water in the channel under Span 2. All visible bridge <br />elements of the deck, superstructure, and substructure were inspected by walking on and about the structure with the use of waders and <br />the submerged portions of the substructure were inspected with a wade and probe technique. A complete routine bridge inspection was <br />performed. <br />MISCELLANEOUS <br />Updated routine roadway, elevation, and underside photos were taken during this inspection. See Photos 1 through 3 from the 01/2025 <br />report. <br />DECK AND ROADWAY <br />There are alligator cracks up to 0.75 inch wide and spaced as close as 6 inches on center in the AC approach roadway at both ends of <br />the bridge. Raveling along the cracks has begun and potholes are forming up to 8 inches in diameter. See Photos 4 and 5 from the <br />01/2025 report. <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 />729AVERAGE DAILY TRAFFIC <br />2019 YEAR OF ADT <br />5 KMBYPASS, DETOUR LENGTH <br />10 %(109) TRUCK ADT % <br />1000FUTURE ADT <br />2042YEAR OF FUTURE ADT <br />HISTORICAL SIGNIFICANCE 5: NOT ELIGIBLE FOR NRHP <br />6-BITUMINOUS <br />0-NONE <br />0-NONE <br />1-CIP CONCRETE <br />DECK STRUCTURE INFORMATION <br />12.6 M <br />12.4 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 />8 EQUAL DESIRABLE CRITAPPR ROADWAY ALIGN <br />9 ABOVE DESIRABLE CRITDECK GEOMETRY <br />12.4 MAPPROACH RDWY WIDTH <br />BRIDGE MEDIAN <br />LEFT 0.0 M RIGHT 0.0 MCURB OR SIDEWALK <br />TOTAL WIDTH <br />NET WIDTH <br />12.4 MINVENTORY ROUTE TOTAL HORIZ CLEAR <br />99.99 MINVENTORY ROUTE MIN VERT CLEAR <br />3-ON FREE ROAD <br />09-LOCAL 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 />0.33 feet br, 40.75 feet, 0.33 feet br <br />DECK CROSS SECTION <br />LRS INVENTORY RTE & SUBRTE <br />BASE HIGHWAY NETWORK 0-NOT ON NET <br />- NOT APPLICABLE FOR THIS BRIDGE. <br />2 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 />15.5 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 />16 Top Flange-RC 2 139 sq.m 139 0 0 0 <br />DECK ELEMENT INSPECTION RATINGS AND NOTES <br />Defect/ <br />Prot Defect <br />(58) 7DECK RATING = <br />SPECIAL INSPECTION INFORMATION