Transcription of 5. External Wall Construction
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5. External Wall Construction
External wall construction265. External Wall ERECTION OF External PRECAST WALLSThe erection of precast walls generally involves the following steps:a)moving the precast wall panels from delivery truck or site storage yard to the designated locations forinstallation;b)raising the precast panels to the required elevation (and rotating to correct orientation if necessary);c)fixing the precast panels in position; andd)casting the wet joints and/or grouting and applying : Erection of a precast wall1. Remove precast wall fromdelivery the precast wall to requiredheight and orientation3. Position compressiblewaterproofing strip at joint4.
Good example of a wet joint Bad example of a wet joint 5.1.2 SEALING OF JOINTS Precast wall panels should be erected within the allowable construction tolerances, with emphasis placed on the gap size at the joints. This is important to facilitate proper installation of backer rod and application of sealant to ensure effective
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