3304.4.1.1 Content of support of excavation construction documents.
BC § 3304.4.1.1
Support of excavation construction documents shall, at a minimum: 1. Be specific to the site; 2. Be fully dimensioned; 3. Account for the entire scope of work; 4. Indicate all items required by Section 107.8; 5. Indicate soil or rock type and bearing capacity; 6. Indicate the water table elevation; 7. Indicate if dewatering is needed, and if a dewatering plan is required by Section 3303.14.5, note that a dewatering plan is required and the depth at which the dewatering plan must be put into effect. Further, where a dewatering plan is required by Section 3303.14.5, note the depth at which work must stop if a dewatering plan has not been provided; such depth must be equal to or shallower than the depth specified for the dewatering plan to be put into effect; 8. Indicate the support of excavation, including but not limited to sloping, benching, sheeting, shoring, and bracing; 9. For an excavation in rock, any supplemental support of the rock face; 10. Indicate all structures, utilities, infrastructure, and subsurface structures impacted by the soil or foundation work; 11. Indicate the design load imposed for temporary construction installations, material, and equipment, including but limited to sidewalk sheds, scaffolds, runback structures, cranes, excavators, and stored or piled material, and note that all temporary construction installations or equipment that will impose a load on the support of excavation in excess of the design load imposed must be reviewed for acceptability by the designer of the support of excavation; 12. Indicate the sequence of the excavation operation and the installation and removal of the support of excavation, including all relevant phasing, and including the depth at which support of excavation must be installed; 13. Account for the provisions of Section 3304.4.5; 14. Reference the monitoring plan, where a monitoring plan is required; 15. Specify required inspections and inspection intervals for the support of excavation, including special inspections; and 16. Where slurry is utilized to support the excavation, the information required by Section 3304.12 shall also be indicated.
