STAIRS AND LANDINGS - Bison Precast

1 Precast STAIRS AND LANDINGSU niclass EPICL4322:P22 D34:X22CI/SfB September 2008(24)Ef2 LEADING THE Precast INDUSTRY SINCE 19193 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334010203040506070808 CoNTENTS INTRoDuCTIoN PAGES 1 - 5 Precast STAIRS AND LANDINGS PAGES 6 - 7 Precast STAIRS AND LANDINGS DETAILS PAGES 8 - 17 BuILDING REGuLATIoNS PAGES 18 - 19 SPECIFICATIoN DETAILS PAGES 20 - 21hEALTh AND SAFETY PAGES 22 - 23 DESIGN SoLuTIoNS PAGES 24 - 25 SERVICE AND DELIVERY PAGES 26 - 27 SuSTAINABILITY PAGE 28 Bison oNLINE PAGE 2932 FoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: Bison Precast concrete STAIRS and LANDINGS document is a comprehensive product and technical guide designed for Structural Engineers, Civil Engineers, Specifiers and provides a range of products and solutions to choose from and is supported by technical details, specifications and design EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334 Bison uNRIVALLED CoNSISTENT QuALITY Bison has led the Precast concrete industry since 1919.

2 Our investment in technology, innovation and our people has ensured we have remained at the forefront of developments in design, technical expertise and customer FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 4953345 Bison QuALITY oF PRoDuCT FINIShOur investment is focused on meeting and exceeding customer expectations. Our modern and innovative manufacturing techniques alongside state of the art production processes, ensure the quality of our products is second to none and we take pride in producing both functional and architectural products to provide the very best MoST ADVANCED MANuFACTuRING FACILITYB ison is fully committed to the UK manufacturing industry and we take great pride in our state of the art, flagship manufacturing facility in Swadlincote. As the most advanced and sustainable Precast concrete plant in the world, Bison can guarantee exceptional service and product quality across a wide range of market sectors and projects throughout the UK.

3 67 Precast STAIRS AND LANDINGSFoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: 67 SECTIoN 01 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334 Precast STAIRS AND LANDINGS6 Bison ThE BENEFITSRAPID CoNSTRuCTIoNBison Precast staircases are delivered to site ready for installation and can speed up construction schedules to provide safe and immediate routes between floors under construction. Once hoisted into place, the Precast stair flight is suitably protected and ready for QuALITY AT ECoNoMIC CoSTExceptional quality is built into each Precast stair structure to ensure the most appropriate, efficient and cost-effective product solution. Precast STAIRS reduce the requirement for complex on-site shuttering and minimise the risk of delays that can occur with site-poured MouLDS wIT h VERSATILE DESIGNM anufactured in precision steel, the Precast stair moulds offer any riser height, combined with a range of tread dimensions to provide a customised stair design from standard oF INSTALLATIoNBison s lifting pins are cast into the Precast concrete during manufacture in the factory, making on-site installation safer, easier and quicker.

4 SECTIoN 01 Bison PRoVEN TRACk RECoRDARoRA INTERNATIoNAL, hEAThRow T5 Bison designed, manufactured, delivered and erected 30,000m2 of bespoke Precast concrete products for the 610 bedroom, 6 hotel development, the largest luxury airport hotel in Europe. Tight time scales meant that the Bison team were frequently on site 24 hours a day, seven days a week working on the project, which included features such as full height interlinking glass atriums. wEMBLEY STADIuMThe Bison team effectively designed, manufactured and delivered the major Precast elements of the stadium on time and to budget. SPoRTCITY, MANChESTERC omplex space planning challenge for multi-storey residential property where an innovative and iconic building was required. Proposed circular design for attractive, usable apartments was made workable by Bison , offering the client practical solutions to the challenges presented.

5 IkEA wAREhouSE, CoVENTRYD esign, manufacture, deliver and erect the Precast concrete products for the 480,000 square foot structure. 7 CuSToMER SATISFACTIoNEach of Bison s manufacturing facilities are members of the Registered Firms Scheme for Quality Assurance to BS EN ISO 9001:2000 for the design and manufacture of Precast concrete accordance with the requirements of the scheme, all procedures and disciplines undertaken by Bison are subject to independent approval and periodic review by the British Standards Institution. All aspects of Bison s design, production, detailing and quality control methods are independently inspected, achieving a high level of capability and quality. Customers can have confidence in the performance and quality standards of Bison s products to ensure a competent Precast concrete solution is specified and installed regardless of project complexity or requirement.

6 CoNTINuouS PRoDuCT DEVELoPMENT PoLICYB ison operates a policy of continuous product development and improvement, supported by the very latest research and development and state of the art manufacturing facilities. Our approach is geared to offer customers market leading, cost-effective, Precast concrete solutions with the highest standards of quality and No. FM 11 Registration No. FM 11 89 Precast STAIRS AND LANDINGSFoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: 89 SECTIoN 02 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334 REINFoRCED CoNCRETE stair FLIGhT uNIT PRoFILEREINFoRCED CoNCRETE stair FLIGhT DIMENSIoNSSTAIRCASE landing in loadbearing angle40mm to U/S angle200mm200mm25mmTread250 min dimension250mm275mm305mmO/A LengthEffective spanNote:Weight limit on stair is 10t. Contact Bison for further informationWaist150mm.

7 In 25mm incrementsRiser height as requiredAvailable range150 - 210mmRiserGoingNominal 25mmTYPICAL ATTAChED LowER LANDINGTYPICAL ATTAChED uPPER LANDINGTYPICAL ATTAChED LANDINGSR iser height as requiredAvailable range150 - 210mmAttached landingVariable range of sizesto specificationRiser height as requiredAvailable range150 - 210mmAttached landingVariable range of sizesto specificationRiser height as requiredAvailable range150 - 210mmAttached landingVariable range of sizesto specificationAvailable tread sizes are: 250mm, 275mm and connectors are NOT to be used in Class 2B or Class 3 for handrails can be drilled on site by others a minimum of 50mm to the edge of the hole from the edge of the flight, and to a maximum of 100mm deep if central to the required to detail STAIRS :Finished floor to floor heights, number of risers, overall stairwell size, width of flights, widths of LANDINGS , span directions, support details.

8 1011 Precast STAIRS AND LANDINGSFoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: 1011 SECTIoN 02 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334 TYPICAL CoNFIGuRATIoNSTYPICAL CoNFIGuRATIoNSSTAIRCASE TYPE ASTAIRCASE TYPE CSTAIRCASE TYPE BSTAIRCASE TYPE DApplied finish to landingApplied finish to landing areasApplied finish to landingApplied finish to landingWall bearingsBison support angleBison support angleBison support anglePC LandingPC LandingASection ASection BSection CSection DBCDWhen flight sits directly on ground slab, dowels to be sited drilled and fixedWhen flight sits directly on ground slab, dowels to be sited drilled and fixedWall bearingsDowelWall bearingsWall bearingsAppliedfinish to landingsPC LandingPC LandingPC LandingDowel 1213 Precast STAIRS AND LANDINGSFoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: 1213 SECTIoN 02 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE.

9 01283 495334hALF landing /FLooR LEVEL - wITh SEPARATE PC LANDINGTYPICAL stair CoNNECTIoN AND BEARING CoNDITIoNSGRouND FLooR - No SCREEDGRouND FLooR - SCREED15mm bed25mm Nominal25mm Nominal25mm Nominal16m douch, at 200mm from the edge, completed on site15mm bed50mm landingLower landing25mm NominalTYPICAL stair CoNNECTIoN AND BEARING CoNDITIoNSATTAChED landing - BEARING oN MASoNRYATTAChED landing - oN STEELwoRkShoRT ATTAChED landing - oN MASoNRY25mm Nominal25mm Nominal100mmMin 200mm Bearing50mm ATTAChED landing - oN MASoNRYMin 100mm Bearing 1415 Precast STAIRS AND LANDINGSFoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: 1415 SECTIoN 02 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334 STAIRCASE AND landing DISPRoPoRTIoNATE CoLLAPSE DETAILTYPICAL stair CoNNECTIoN AND BEARING CoNDITIoNSBEARING oN STEEL - wITh METAL DECk FLooRSFLIGhT ATTAChED To landing - hEAD AND FooTCoNNECTIoN DETAILS - BETwEEN FLIGhT AND LANDINGSuPPoRT wALL (oR STEEL) - wITh hoLLowCoRE SPANNING PERPENDICuLARGRouND FLooR - DEEP SCREED25mm Nominal100mm150mm DIMENSIoN - wITh STEEL SuPPoRT350mm min140mm160mm NominalLast riser to be formed in finishes on site by others10mm shim75mm160mm min.

10 To U/S to angleEngineering brick packer by others50mm screed by others reinforced over angle with mild steel wrapping fabric or polypropylene fibre to minimise risk of shrinkage/cracking150x150x15 RSA S275 cast into stair flight c/w 100x100x10 flat plate welded into RSA as shown on plan16mm excalibur screw bolt site drilled into PC landing (only in progressive collapse detailing)Packer to be placed under welded tab before bolt is screwed in50mm landinghEADFooT 1617 Precast STAIRS AND LANDINGSFoR EXTENSIVE TEChNICAL DETAILS PLEASE VISIT ouR wEBSITE: 1617 SECTIoN 02 FoR FuRThER hELP AND INFoRMATIoN PLEASE CALL ouR TEChNICAL hELP LINE: 01283 495334 ALTERNATIVE BEARING TIE DETAILINTERMEDIATE QuARTER landing DETAILSTAIRCASE AND landing CoNNECTIoN DETAILSSTAIRCASE LIFTING GuIDELINESL ifting pins are cast into the Precast structure during manufacture to make on-site placing safe, quick and easy.