Great Northern Engineering Drawing: Prestressed T Girder, Bridge 49 - McElroy Slough, North of Blanchard, Washington, undated

• US WaBuPNRA D0027-003-009-008-001-BB021378
• Item
• undated

Part of Timothy Miller Collection

Great Northern Engineering Drawing: Prestressed Pile, Bridge 49 - McElroy Slough, North of Blanchard, Washington, undated

• US WaBuPNRA D0027-003-009-008-001-BB021379
• Item
• undated

Part of Timothy Miller Collection

Great Northern Engineering Drawing: Precast Concrete Details, Bridge 49 - McElroy Slough, North of Blanchard, Washington, undated

• US WaBuPNRA D0027-003-009-008-001-BB021376
• Item
• undated

Part of Timothy Miller Collection

Great Northern Engineering Drawing: Field Erection Detail, Bridge 49 - McElroy Slough, North of Blanchard, Washington, undated

• US WaBuPNRA D0027-003-009-008-001-BB021377
• Item
• undated

Part of Timothy Miller Collection