Technical Specifications

02621-4
impede consistent backfilling or compaction.
3.3 INSTALLATION
A. Install products in accordance with manufacturer's instructions.
B. Lay out system to footing footprint indicated on Drawings; locate fittings in
accordance with manufacturer's instructions and as indicated.
C. Maintain indicated footing widths by installing spacer straps; locate in accordance
with manufacturer's instructions and as indicated.
D. Raise top of system to indicated top-of-footing elevations, using reinforcing bars
driven through holes in corner couplings into soil; maintain elevations by using grade
stakes, located in accordance with manufacturer's instructions and as indicated,
driven into soil and screw-fastened to system.
E. Ensure that all required and indicated components are in place, and system is level
at indicated top-of-footing elevations, before beginning installation of cast-in-place
concrete footings.
F. Installation of cast-in-place concrete footings is specified in Section 03300.
G. Placement of stone fill and filter fabric, specified in Section 02300. Do not displace
or damage pipe when compacting.
H. Connection to drainage system as specified in Section 02630.
3.4 FIELD QUALITY CONTROL
A. Request inspection prior to and immediately after placing concrete footings and/or
after placing aggregate cover and filter fabric over pipe.
3.5 PROTECTION
A. Protect installed products until completion of project.
B. Protect system and aggregate cover from damage or displacement until backfilling
operations begin.
END OF SECTION