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Printed on:Tuesday 05/28/2024 03:35 PM 29C0104/AAAQ/128922Pageof3 Department of Transportation - Division of Maintenance Structure Maintenance & Investigations 8 UNDERWATER INVESTIGATION DETAILS STEEL INVESTIGATION DETAILS SCOPE AND ACCESS The water depth was about 5 feet under Spans 1, 2, and 3 at the time of this inspection, Piers 2 and 3 were sebmerged. They get inspected as part of the underwater investigation done by divers. The Abutments were out of the water and dry. The deck was inspected by walking on the bridge deck. The underside of the deck, superstructure, and non-submerged substructure were inspected from the ground under the bridge. A complete routine bridge inspection was performed. An Underwater Investigation was performed by the Caltrans Underwater Team on 09/02/2020 and follows the procedures of Section 5.4 of the SM&I Inspection Procedures Manual. All elements listed in the "Underwater Elements Investigated" section of the report were inspected. For more information, see the 09/02/2020 inspection report or the relevant elements in the element table. No defects were observed during is investigation. MISCELLANEOUS Photographs were taken during this inspection to replace the: Routine-Roadway View, Routine-Elevation View, and the Routine- Underside View. The Routine-Map View was also updated. Refer to Photos 1 through 4. DECK AND ROADWAY The AC approach at Abutment 1 has several 0.1 inch wide transverse cracks and has settled 0.5 inches. The Abutment 4 AC approach right shoulder has a 0.5 inch wide crack that occupies a 5 foot x 5 foot area. Refer to Photos 5 through 8. WATERWAY There is log that caught onto the right (upstream) side of Pier 2. Refer to Photo 9. INSPECTION COMMENTARY TYPE OF MEMBRANE TYPE OF DECK PROTECTION DECK STRUCTURE TYPE TYPE OF WEARING SURFACE WEARING SURFACE / PROTECTIVE SYSTEM 1361AVERAGE DAILY TRAFFIC 2013 YEAR OF ADT 27 KMBYPASS, DETOUR LENGTH 5 %(109) TRUCK ADT % 2689FUTURE ADT 2042YEAR OF FUTURE ADT HISTORICAL SIGNIFICANCE 5: NOT ELIGIBLE FOR NRHP 6-BITUMINOUS 0-NONE 0-NONE 1-CIP CONCRETE DECK STRUCTURE INFORMATION 12.4 M 12.2 M DECK AND ROADWAY LANES 2 40 0-NOT ON NHS PARALLEL STRUCTURE TEMPORARY STRUCTURE DEFENSE HIGHWAY FUNCTIONAL CLASS SPEED NATIONAL HIGHWAY SYSTEM TOLL DIRECTION OF TRAFFIC DESIGNATED NATIONAL NETWORK TYPE OF SERVICE FEDERAL LANDS HWY 6 EQUAL MIN CRITERIAAPPR ROADWAY ALIGN 7 ABOVE MIN CRITERIADECK GEOMETRY 12.2 MAPPROACH RDWY WIDTH BRIDGE MEDIAN LEFT 0.0 M RIGHT 0.0 MCURB OR SIDEWALK TOTAL WIDTH NET WIDTH 12.2 MINVENTORY ROUTE TOTAL HORIZ CLEAR 99.99 MINVENTORY ROUTE MIN VERT CLEAR 3-ON FREE ROAD 07-MAJOR COLLECTOR RURAL 0-NOT STRAHNET N-NONE EXISTS 2-2 WAY 0-NOT APPLICABLE 0-NOT ON NET 0 NO MEDIAN 1-HIGHWAY DECK ROADWAY/OPERATIONAL INFORMATIONDECK GEOMETRY 0.3 ft br, 40.0 ft, 0.3 ft br DECK CROSS SECTION LRS INVENTORY RTE & SUBRTE BASE HIGHWAY NETWORK 0-NOT ON NET 3 - BrackishWater TypeB - Routine UWDive Type Next UWI 09/02/2025UWI Frequency months 60UWI Required Y Last UWI 09/02/2020 - NOT APPLICABLE FOR THIS BRIDGE. .5 inchesOVERLAY THICKNESS (inches) N/A (51) (52) (50) (32) (33) (107) (108) A) B) C) (29) (30) (19) (114) (115) (37) (42a) (12) (13) (104) (26) (100) (101) (102) (10) (47) (68) (72) (105) (110) (20) (28a) (103) CONDITION INFORMATION 49.4 MLENGTH (49) DECK ELEMENT INSPECTION RATINGS AND NOTES (58) DECK RATING = SPECIAL INSPECTION INFORMATION