index of the reports of the bridge and structures standards committee

INDEX OF THE REPORTS OF THE BRIDGE AND
STRUCTURES STANDARDS COMMITTEE
main platforms.
273 The draft supplement to the reinforced concrete Code for the construction of
reinforced concrete structures for the storage of liquids.
274 Testing welded plate girders.
275 Laying uncanted rails on bridges trial with steel sleepers made from two channels.
276 Adequacy of clauses 20 & 21 of the Bridge Rules for dealing with racking forces
on the end spans of long plate girder bridges and in the end panel of
triangulated girders.
277 For the common road-rail deck bridge.
Twenty-ninth Meeting- March, 1949
278 Limit of spans for which segmental Arches are used in IRS designs be increased
above 10 ft leather be retained or laminated in abutments and or piers of Arch
bridges, and upto what span Arches in future be designed in accordance with the
elastic theory in preference to the line of pressure theory designs for reinforced
concrete Arches should be undertaken and the range of spans for these designs.
279 Modifications of reinforcement in IRS designs of reinforced concrete pipes and
to decide.
280 Design for prestressed reinforced concrete MG girder for 40 ft and 60 ft spans.
281 Design of 20 ft RCC slab MG ML standard with (a) old rail reinforcement rod (b)
reinforcement and (c) pre-cast I beams.
282 Horizontal forces resulting from creep of girders on piers.
283 Aluminum design for common road-rail deck bridges.
284 Additional clause in the Steel Bridge Code to cover the case of upper chords end
rakers of open web girders.
285 Racking forces in bridges.
286 Introduction of standard loading for 2’-6” gauge with reference to bridge rule 4 (c)
287 Compressed air Code
288 Introduction of a sub-clause under clause 15 of the Steel Bridge Code relating to
overstress in bridges.
289 Modification to the number of test pieces required for determining permissible
stresses in existing wrought iron or early steel girder as per appendix D of the
Steel Bridge Code.
290 Fitting guard angles or rails on bridges on which the rails carried (a) on steel
troughs or steel sleepers and (b) directly on pre-stressed concrete girders, where
no sleepers are introduced between the rails and the girders.
Thirtieth Meeting - April, 1950
291 Stresses in members of open web girders, during the process of renewal of
such members.
292 Live load and impact allowance on combined road rail bridges with the road deck
and the rail deck at different levels.
293 Additions and alterations in (1) Bridge Rules and (Road-Rail Bridge Code- Foot
bridges and foot paths on bridges
294 Impact factor for the design of spandrel filled Arches
295 Draft of the revised IRS Code of Practice for the design and construction of
masonry and concrete Arch bridges.
296 Modification of clauses 8 (a)(i) and (ii) of the Bridge Rules regarding longitudinal
distribution for railway loads on arches.
297 Conditions under which box culverts can be advantageously used as compared
with other types of culverts and to scrutinise CSO design for 10’ x 12’ box culvert.
298 Permissible flexural tensile stress in structures and in bridges built in mild steel and
in high tensile steel.