CRESTLINE CONSTRUCTION COMPANY, L.L.C.

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - CLOSEOUT

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - OBLIGATION - FYE

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - CHANGE ORDER

FURNISH NEW PIPE AND APPURTENANCES

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - SUPPLEMENTAL STRUCTURE REMOVAL

FURNISH NEW PIPE AND APPURTENANCES

FURNISH NEW PIPE AND APPURTENANCES

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - SUPPLEMENTAL STRUCTURE REMOVAL

FURNISH NEW PIPE AND APPURTENANCES

FURNISH NEW PIPE AND APPURTENANCES

FURNISH NEW PIPE AND APPURTENANCES

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - SUPPLEMENTAL

ELECTRICAL CHANGES

CR015-2 BOULDER DEMOLITION AT RR CROSSING CR016 LIFT STATION WET WELL TESTING CR022 CARV VAULT RISER & RELOCATION

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - EXTEND THE PROJECT OFFICE LEASE PERIOD OF PERFORMANCE (12/09/2020 - 4/16/2024)

MECHANICAL DESIGN CHANGES AND ALTERNATIVE CARV DESIGN.

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - REINFORCED SHOTCRETE 2 INCH AND REINFORCED SHOTCRETE 4 INCH DEPTH

FURNISH NEW PIPE AND APPURTENANCES

FURNISH NEW PIPE AND APPURTENANCES

CR006 TIA DELAYS & EXTENDED OVERHEAD

FURNISH NEW PIPE AND APPURTENANCES

VIDEO INSPECT POWERHOUSE SEWER LINES

CR015-1 BOULDER DEMOLITION AT RR CROSSING

LS4 POTHOLING

LS3 RELOCATION

RAILROAD CROSSING CASING

LS 3 CONDUIT AND CABLING

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - ADDITIONAL CAST IN PLACE CONCRETE. PERIOD OF PERFORMANCE: 12/09/2020 T0 04/16/2024

DEMO EXISTING UTILITIES

DEMO EXISTING CONCRETE AND ADJUST HDPE

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING PERIOD OF PERFORMANCE: 12/14/2020 T0 01/02/2024

CR011-1 UMATILLA TIE-IN MANHOLE

DEMO EXISTING CONCRETE AND ADJUST HDPE

DEMO EXISTING UTILITIES

DEMO EXISTING SLAB

DEMO EXISTING SLAB.

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - ROCK EXCAVATION (SURFACE), ROCK EXCAVATION (TUNNEL), REINFORCING STEEL

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - UNREINFORCED SHOTCRETE

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - FURNISH AND INSTALL ADDITIONAL STEEL SETS

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - SPIDER PLATES

OR DOT CRGNSA 100(4), HISTORIC COLUMBIA RIVER HIGHWAY STATE TRAIL, MITCHELL POINT CROSSING - ADDITIONAL TUNNELING AND TRAFFIC CONTROL

FURNISH NEW PIPE AND APPURTENANCES