ATTACHMENTS

Attachment 1. Project specification for construction requirements for drilled shafts and CSL test requirements FP-96, 1996 ARROYO SECO ROAD CA PFH 129-1(1)

Attachment 2. Cross-hole sonic plots, Abutment 1 Shafts 1, 2, 3 and 4, Abutment 2 Shafts 1, 2, 3, and 4, (GRL, Inc. & Malcolm Drilling Company, Inc.), ARROYO SECO ROAD CA PFH 129-1(1)

Attachment 3. 2-D, 3-D Tomograms and Vertical cross-sections of the Abutment 1 Shaft 2 ARROYO SECO ROAD CA PFH 129-1(1)

Attachment 4. Project specification for construction requirements for drilled shafts and CSL test requirements FP-96, 1996 CARSON RIVER BRIDGE ERFO BIA WASH 1(1)

Attachment 5. Cross-hole sonic plots Abutment 1 Shafts 1, 2, 3, and 4; Abutment 2 Shafts 1, 2, 3 and 4; Pier 1 Shafts 1, 2 and 3; Pier 2 Shafts 1, 2, and 3, (InfraSeis, Inc.), CARSON RIVER BRIDGE ERFO BIA WASH 1(1)

Attachment 6. Results report of pulse velocity and compressive strength laboratory measurements on cylindrical concrete specimens, FHWA - Materials branch, CARSON RIVER BRIDGE ERFO BIA WASH 1(1)

Attachment 7. Concrete Mix Design, CARSON RIVER BRIDGE ERFO BIA WASH 1(1)

Attachment 8. Example of ASCII (Text) File Content for the collected CSL field data (InfraSeis, Inc.) CARSON RIVER BRIDGE ERFO BIA WASH 1(1)

Attachment 9. 3D Tomography imaging of the CSL logs; Abutment 1 Shaft 2, Abutment 2 Shaft 3 CARSON RIVER BRIDGE ERFO BIA WASH 1(1)

Attachment 10. Cross-hole sonic plots; Abutment 1 Shafts 1, 2, 3, and 4, Abutment 2 Shafts 1, 2, 3, and 4, Center Pier Shafts 1, 2, 3, and 4 (Malcolm Drilling Company, Inc.) PINEY CREEK BRIDGE ARROYO SECO BRIDGES CA PFH 129-1(1)

Attachment 11. Anomaly repair procedure, Abutment 2 Shaft 4, PINEY CREEK BRIDGE ARROYO SECO BRIDGES CA PFH 129-1(1)