POLE BASES, EXTENSIONS, AND SHEETING, SECTION 834
499 83400 14 SHEETING FOR POLE BASE EACH CABINET BASES SECTION 835
500 SECTION 835 — CABINET BASES
835.1Description.
This work consists of constructing cabinet bases.
835.2Materials.
A.Ground Rods and Clamps Section 833
B.Delaware Stone, No. 57 Section 1004
C.PCC, Class B Section 1022
D.Liquid Membrane -Forming Compounds for Curing Section 1045.7
E.Hex Bolts, Stainless Steel Section 1039
F.Drop -in Anchors, Zinc Plated or Stainless -Steel Section 1039
Manufactured by Hilti systems, concrete fastening systems, or approved equal
G.Conduit Sweeps, PVC Schedule 80 Section 1062
835.3Construction.
A.Construct cabinet base in accordance with the contract.
1.When excavating the area for the cabinet base, do not exceed the dimension of the base
foundation by more than 12 -inches in any direction.
2.When placing a base in existing concrete pavement or sidewalk, saw cut the concrete in a
square pattern or remove the concrete to the nearest joint.
3.Stockpile excavated material on the site until completion of backfilling.
4.Place the cabinet base stone to a depth of 6 -inches or as directed by the engineer.
5.Excavate additional space for the required concrete apron and place stone in the extended area
when placing the base in an unpaved area.
6.Set the ground rod as shown in accordance with the Standard Construction Details and in
accordance with Section 833. Drive the ground rod a minimum of 8 feet into soil through a 2 -inch PVC sleeve.
B.Set conduit sweeps as shown in the contract.
1.Drive the PVC sleeve for the ground rod into the ground so that the top of the sleeve is 2 -inches
above the base concrete when poured.
2.Place forms to the full depth for the base and install conduit sweeps in accordance with the
Standard Construction Details .
3.Use conduit 90 -degree sweeps with elbows having a 24 -inch radius.
4.Leave a minimum of 2-inches and a maximum of 4-inches of conduit exposed above finished pad
grade.
5.Connect conduit sweeps to the existing conduit in accordance with the contract. Cap unused
conduit sweeps with tape. Mark the direction of the conduit run the sweep is connected to on the base with arrows drawn in the wet concrete within 6 -inches of outer edge of the base.
Source: Delaware Standard Specifications for Road and Bridge Construction, 2025 Edition. Pages 509–510 of 779.