Records - container:100516 (AF/50758) - 16 records

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  A1999-004.1155 : Burnside Bridge construction : pouring reinforced concrete deck.

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  A1999-004.1154 : Aerial of Burnside Bridge

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  A1999-004.1162 : Burnside Bridge : operating machinery - motors, solenoid brakes, differential gear, emergency brakes, limit switches

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  A1999-004.1161 : Burnside Bridge : main trunnion, counterweight arm and counterweight 1315 tons

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  A1999-004.1160 : Burnside Bridge : one of two control tables in towers for operation bascule lift spans

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  A1999-004.1159 : Burnside Bridge completed : looking north toward railroad bridge (Steel Bridge)

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  A1999-004.1158 : Burnside Bridge : main rack and pinion and live - load shoe

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  A1999-004.1157 : Burnside Bridge : east approach showiing steel griders encased in concrete

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  A1999-004.1156 : Burnside Bridge completed : looking down stream and toward industrial and residential section on east side of the Willamette

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  A1999-004.1167 : Ross Island Bridge construction : south approach spans under construction

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  A1999-004.1168 : Ross Island Bridge construction : Ross Island Intra - City Highway Bridge, August, 1926

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  A1999-004.1169 : Ross Island Bridge construction : setting final section of chord in 435 feet cantilever span.

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  A1999-004.1165 : Ross Island Bridge : Ross Island Highway Bridge over Willamettee River, on day of dedication opening

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  A1999-004.1164 : Ross Island Bridge construction : making closure of 535 feet Cantilever span, 123 feet above water surface

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  A1999-004.1163 : Ross Island Bridge construction : swinging final section of chord into position for closure of 535 - feet Cantilever Span

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  A1999-004.1166 : Ross Island Bridge : Engineers, County Commissioners and Constructors