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The LH- and DLH-Series have been designed for the purpose of extending the use of joists to spans and loads in excess of those covered by Open Web Steel Joists, K-Series. LH-Series Joists have been standardized in depths from 18 inches (460 mm) through 48 inches (1,200 mm), for spans through 96 feet (29,000 mm).
The Ninth Street Bridge in Boise, Idaho, also known as the Eighth Street Bridge, crosses the Boise River and is a 2-span, pin-connected Pratt through truss design constructed by the Missouri Valley Bridge & Iron Co. and completed in 1911. Each span is 160 ft (49 m) and includes six full panels and two end panels, supported by concrete piers at ...
The Braga Bridge is a continuous truss bridge. It was the fourth longest span of this type when it was completed in 1966. This list of continuous bridge spans ranks the world's continuous truss bridges in two listings: The first is ranked by the length of main span (the longest length of unsupported roadway) and the second by the total length of continuous truss spans.
As of 2005, approximately 50% of all wood light framed floors used I-joists. [2] [clarification needed] I-joists were designed to help eliminate typical problems that come with using solid lumber as joists. The advantage of I-joists is they are less likely to bow, crown, twist, cup, check, or split as would a piece of dimensional lumber. I ...
The two center towers are about 107 feet (33 m) high, and with 30 feet (9.1 m) of truss above, the total distance from base to railroad bed is 137 feet (42 m). The three central spans are pin-connected Pegram truss deck spans, each 164 feet (50 m) long and 14 feet (4.3 m) wide, with a maximum depth of 30 feet (9.1 m). At each end are steel deck ...
Data from the National Weather Service in Boise shows that from around 4:30 p.m. to 5:30 p.m. on Wednesday, the area near the airport sustained winds of 14-17 mph, the Statesman previously ...
The county seat is Cascade, [2] and the largest city is McCall. Established in 1917, it was named after the Long Valley of the North Fork of the Payette River, which extends over 30 miles (50 km) from Payette Lake at McCall south to Cascade to Round Valley. The valley was formerly a summer pasture for livestock from the Boise Valley.
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