Paragraph 2 Electrical cable services

(1)

The erection of an electrical cable service crossing over a main river.

(2)

For the purposes of this paragraph, the specific conditions are—

(a)

the service crossing is within 10° of perpendicular to the direction of flow of the main river,

(b)

the vertical and horizontal clearances of the service crossing comply with the requirements set out in the table below,

(c)

permanent hazard markers are erected on both banks of the main river,

(d)

the bed and banks of the main river are not disturbed by the works, and

(e)

all excavated material not re-used on the site of the works is removed from the floodplain.

Voltage (kV)	Vertical clearance^f1(metres)	Horizontal clearance^f2(metres)
(1) Vertical clearance above bank or flood bank crest level.
(2) Horizontal clearance of any tower or support landward from the top of the bank of the main river.
275	15	15
400	15	15
132	12	15
66	12	15
33	9	10
11	9	10
6.6	9	10
4.15	6	9

Annotations

f1

(1)

Vertical clearance above bank or flood bank crest level.

f2

(2)

Horizontal clearance of any tower or support landward from the top of the bank of the main river.