index of the reports of the bridge and structures standards committee

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INDEX OF THE REPORTS OF THE BRIDGE AND STRUCTURES STANDARDS COMMITTEE Sixtieth Meeting - April, 1981 707 Design of precast RCC-T girders to RBG loading. 708 Design of prestressed concrete Bridge Slabs of 5m span. 709 Design of precast prestressed (pre-tensioned type) I- girders of Rationalised spans. 710 Design of RCC overhead Tanks with capacity 50, 100 and 250 litres. 711 Riveted & welded plate girders for rationalised spans. 712 Roller & rocker Bearings for composite girder/ spans. 713 Racking forces for design of Bridge girders. 714 Limit State Design. 715 Measurement of Velocity Scour etc. at major bridges. 716* Amendment to criteria for structural design of microwave antenna towers selfsupporting type. 717* To discuss provisions in Bridge Rules regarding wind pressure on bridge girders. 718* Amendment to clauses relating to use of HSFG bolts in towers. 719* Wind pressure coefficients for design of platform roof shelters. 720* Amendment to clause 2.3.4 of IRS Bridge Rules 721* Amendment to clause 3.4 of IRS Bridge Rules. 722* Review of action on pending items of earlier BSC meetings. Extra-Ordinary Meeting -Dec. 1981 723 Standard of loading MGML (revised) 724* Manual of instruction for Railway affecting work. Sixty - first Meeting-July, 1982 716* To consider amendments to criteria for structural design of microwave antenna towers self-supporting type. 717* To discuss provisions in Bridge Rules regarding wind pressure on bridge girders. 718* To discuss amendments to Clauses relating to use of HSFG bolts in towers. 719* Wind pressure coefficients for design of platform roof shelters. 720* To consider revision of clause 2.3.4.1 & amendments to Clause 2.3.4.2 of the IRS Bridge Rules. 721* Amendment to Clause 3.4 of IRS Bridge Rules. 722* Review of action on pending items of earlier BSC meetings. 724* To consider amendment to clause 2.8 of IRS Bridge Rules for incorporating consideration of two & three spans loaded conditions for checking the stability of piers and abutments having roller/rocker and sliding bearing. 725 To consider revision of clauses 6.6.4.10, 6.17 and 6.19.4 of IRS CONCRETE BRIDGE CODE. 726 To consider the proposed amendment to clause 6.9.2.5 of IRS Concrete Bridge Code regarding load factor for checking the condition at failure. 727 To consider the amendment to clause 6.19.3 of IRS CONCRETE BRIDGE CODE regarding distribution, temperature and shrinkage reinforcement. 728 To discuss revised provisions for design of compression members in microwave towers. 729 To consider revision of clause 5.10.2 and Table X of IRS Steel Bridge Code. 730 To examine the provision of horizontal stiffeners for solid web girders vide clause no.5.10.3 of IRS Steel Bridge Code for the amendment. 731 To consider revision of clause 3.3.7 to 3.3.9 and Appendix 'A' of IRS Steel Bridge Code. 732 To consider revision of clause 3.6.3 and 3.6.4 of IRS Steel Bridge Code. 733 Computation of secondary stresses in open web girders.
INDEX OF THE REPORTS OF THE BRIDGE AND STRUCTURES STANDARDS COMMITTEE 734 To consider the design of approach slabs for adoption on the Indian Railways. 735 To examine the designs of precast prestressed (pre-tensioned type) I-girder for 10m (Drg. No.RDSO/B-1442) and box girder for 15m (Drg. No.RDSO/b-1443) spans suitable for RBG standard of loading. 736 To examine the centres of bearings, centers of piers, overall lengths of the rationalised standards spans. 737 To examine the designs prepared by RDSO for 50.0m clear span of riveted open web girder to RBG standard of loading. 738 To consider the designs prepared by RDSO for Christ Church Crib type trestle to permit max. Non-stop speed of 30 kmph. 739 To discuss specifications for procurement of special conditions for HSFG bolts. 740 To review the action taken on the Railway Board's orders on various pending items of Bridge & Structures Standards Committee. * Deleted from the report as these were not discussed and proposed to be taken up in the next meeting Sixty- second Meeting- June, 1985 741 To consider the design of 30m span standard through girder for adoption on Indian Railways and to make recommendations. 742 To examine the designs prepared by RDSO for 75.0m clear span of rivetted open web girder to RBG standard and to make recommendations. 743 To consider inclusion of provisions by proposed amendment to clause 4.7 of IRS Concrete Bridge Code regarding the use of strands for prestressing and to make recommendations. 744 To consider the proposed amendment to clause 4.5 of IRS Concrete Bridge Code to incorporate the use of admixtures in cement concrete for bridge works and to make recommendations. 745 To consider the proposed amendment to clause no.6.6.4.9 and 6.15.7 of IRS Concrete Bridge Code to incorporate the effects of differential shrinkage between precast unit and in - situ concrete in the case of prestressed concrete composite construction and to make recommendations. 746 To consider the Specification for backfill material and filter material behind abutments and retaining walls as amendment to clause no. 20.2 of IRS Substructure Code and to make recommendations. 747 To consider the existing provision regarding end-milling and desired amendments and to make recommendations. 748 To consider recommendations made by principal, IRIATT regarding increase in the present practice followed with regards to the width of concrete deck i.e. 4265mm and to make recommendations. 749 To review the action taken on the Railway Board's Order on various pending items of the Bridge and Structures Standards Committee and to make recommendations. 750 To consider provision of splices in girders due to non-availability of longer plates and to make recommendations . 751 To consider revision of drawing no.BA-11193 for bridge sleeper built out of track sleepers approved vide item no.632 of 55th BSC (file no.CBS/DSD). 752 To consider the proposed amendments for distribution of longitudinal forces to various component of bridge sub-structures and to make recommendations. Informal- 1 To conduct an in depth study of the problems of rebuilding of old railway bridges and to make recommendations for rebuilding programme. Informal- 2 To conduct in depth study of the various international Codes relating to bridges and to make recommendations for revision of various IRS Codes, wherever necessary.
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