WebSteel plate girder bridges make use of traditional cross-frame diaphragms to stabilize the compression flange of girders. These braces are required during construction, especially … Webaccount for the influence of the actual fit condition on the bridge response. Article 6.7.2 of the AASHTO LRFD Bridge Design Specifications (8th Edition, 2024) specifies that the contract documents should state the fit condition for which the cross-frames or diaphragms are to be detailed for the following I-girder bridges:
Quantification of intermediate diaphragm effects on load
WebApr 23, 2014 · Common in bridge construction today, diaphragms are placed transverse to the girders, connecting adjacent girders to provide stability and transmit loads. Diaphragms are defined as either end diaphragms – used at the ends of girders in simply supported spans and over the supports for continuous spans – or intermediate diaphragms – used … WebMay 8, 1995 · diaphragms beams bridge diaphragm concrete Prior art date 1995-05-08 Legal status (The legal status is an assumption and is not a legal conclusion. Google has … philip barbar wheaton
What is bridge diaphragm? - Quora
WebApr 17, 2015 · Longitudinal diaphragms are frequently used in steel box girders of long-span cable-stayed bridges to obtain desirable performance of steel girders. Field examination, however, reveals that ... Webdiaphragms were used at 18 ft 10 in centers along the length of the bridge, for a total of 20 intermediate steel diaphragms. For the “K” brace steel diaphragm used in the bridge, the inclined member (IM) had a cross-sectional area of 3.27 in2 while the horizontal member (HM) 4.4 in2. A cross-section of the bridge can be seen in Fig. 4. WebMay 11, 2024 · To solve the problem of insufficient transverse connection of T-girder bridges, this paper investigated the strengthening method of two composite trusses symmetrically installed in mid-span. The co... philip barbour high school sports