Class 70R Wheeled loading in the Table 6 & 6A can be replaced by Class 70R tracked, Class AA tracked or Class AA wheeled vehicle. cles which can be considered, are only shown in the Table 6A. In case minimum number of vehicles gover

IRC Class 70R Loading: This loading is to be normally adopted on all roads on which permanent bridges and culverts are constructed. Bridges designed for Class 70R Loading should be checked for Class A Loading also as under certain conditions, heavier …

IRC Class 70R Loading: This loading is to be normally adopted on all roads on which permanent bridges and culverts are constructed. Bridges designed for Class 70R Loading should be checked for Class A Loading also as under certain conditions, heavier …

2020年8月31日 · IRC Class 70R Loading. The following vehicles are considered for the design under this category: (a) The tracked vehicle of the total load of 700 KN with tracks each weighing 350 KN each. (b) Wheeled vehicle of the total load of …

IRC 70R - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The document summarizes amendments made to Clause 204 of the Indian Road Congress code for road bridge design regarding live loads. The key changes include: 1) Revising details of standard wheeled and tracked vehicles to be considered as live loads on bridges.

2023年4月29日 · This document provides the 7th revision of Section II of the Indian Road Congress Standard Specifications and Code of Practice for Road Bridges, which covers Loads and Load Combinations. It summarizes the personnel of the Bridges Specifications and Standards Committee. It also briefly discusses the history and revisions of Section II.

Download scientific diagram | IRC class-70R tracked and wheeled vehicle loading. from publication: Performance of Pier-to-Pier Cap Connections of Integral Bridges under Thermal and Seismic...

2022年4月7日 · This document provides an introduction and scope for Section II of the Indian Road Congress's Standard Specifications and Code of Practice for Road Bridges. It discusses the classification of bridges according to their design loadings, including Class 70R, Class AA, Class A, Class B, and Class Special Vehicle loadings.

The following loads have been considered in the design: (i) One lane of IRC Class 70R or two lanes of IRC Class A on carriageway, whichever governs. (ii) Footpath load of 5 kN/sq.m. for superstructure having footpaths.

highway bridge. The loads have been classified under four categories namely Class AA, Class 70R, Class A, and lass R loading. For simplifying the analysis, the contact area of wheels with the pavement has been assumed to be rectangular. The four categories of IRC live loads are described in the subseque