Page 116 - SMM2 eBOOK

R.24 Particularly (cont'd)

7. In existing structUres, cuHing away for and making good after the electrician shall be
given as follows:

a. Holes for condUits, cables, trunking, tray and the like shall be given in accordance
with the appropriate section.
b. Mortices, sinkings and the like shall each be enumerated separately stating the size
thereof and the nature of the structure.
c. Lifting and replacing existing chequer-plates and the like shall be given in metres.
d. Lifting and replacing existing floorboards (measured along the route of the cable or
conduit) shall be given in metres stating the number of cables or conduits as
follows:

In groups not exceeding 3 cables or conduits.
3-6
exceeding 6

No distinction shall be made between routes parallel to or at an angle to the
fioorboards. Cutting floorboards and notching joists shall be deemed to be included
with the items.
e. Cutting chases shall be given in metres stating the size of the cable, conduit or
trunking and the nature of the structure.

8. Pylons, poles, hut-posts, wall-brackets, pole-brackets, pole-stays and the like for
supporting cables shall each be enumerated separately stating the size, the method of
fixing and the nature of the structure.

9. Boring or excavating holes in ground for poles and stays shall be enumerated stating the
depth, the nature of the filling and the treatment of surplus soil.

10. Excavating pits and forming concrete bases for pylons shall be given in accordance with
Sections D and F.

11. Catenary cables shall be given in metres stating the type and size. Eye-bolts, shackles
and straining screws shall be given in the description stating the method of fixing.

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