Traffic will be affected by work carried out as part of Yorkshire Water's £75 million investment across Bradford this week.

The work, to renew and reline water and sewerage pipes, will continue for the next five years and is an overhaul of the clean and waste water pipes system.

Water chiefs also warned there could be discolouration while the works continue.

A Yorkshire Water spokesman said: "We will do all we can to minimise any disruption and thank residents and commuters for their patience."

The locations affected next are:

l Great Horton Road - four-way lights at the junction with All Saints Road; two-way lights on Great Horton Road;

l A65 at Menston - two way lights;

l Harden Lane, Wilsden - one way lights;

l Tennyson Road, Wibsey - three-way lights near junction with St Helena Road;

l Walden Drive/Masefield Avenue, Wibsey - closed section of road with diversions via Lynfield Drive or Sowden Road;

l Also work in: Harden Brow, Harden; Nab Wood Drive and Glenview Close, Nab Wood; Daisy Hill; Shearbridge Terrace, Dirkhill; Park Lane, Luke Road and Round Hill Street, Little Horton Green; Common Road, Low Moor; North park Road, Girlington; Long Close, Carr House; Thornton Road, Thornton Valley.

If there is discolouration water chiefs offer the following advice:

Run the first feed cold tap for several minutes, fill a jug and leave it to stand. Then use the water at the top. If discolouration occurs do not use the hot water supply.

For details call the emergency hot-line on 0845 1 24 24 28.