C343 · NSECH, Cramlington

Variations

Demo data

Potential and instructed variations, each traceable to the site information that created it.

Values shown are demo figures for the prototype. Nothing here has been submitted to the client.
C343-VO-002

Substation works continuation and duct breakout

PotentialEvidence: Weak

Description

Instructed continuation of substation works together with breakout of existing ducts, additional to the contract scope as tendered.

Commercial detail

Identified
01/07/2026
Instruction source
Verbal instruction — McAvoy progress meeting, 01/07/2026
Contract mechanism
Client instruction (to be confirmed in writing)
Estimated value
£9,750
Submitted value
—
Agreed value
—

Build-up

Labour
Demo — 2 operatives × 3 days.
Plant
Demo — 6t excavator and breaker.
Materials
Demo — replacement duct and surround.
Time / programme
Demo — to be confirmed.

Build-up figures are illustrative. Cost, labour allocation and invoices connect in a later module.

Originating information

C343-CE-004 — Instruction to continue substation works and break out ductsSite Diary — 01/07/2026

Commercial records and values shown here are illustrative prototype data. Linked project source records are existing Shanco OS project records.