Choose a crossing method

Illustrative excavated utility crossing with existing services, a new pipe and limited road space.

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1. Project brief

The crossing scheme

The main must cross a constrained site. You are choosing a buildable method using access, working space and existing-service evidence.

Water-main road crossing

Construction methods · Road crossing

The main has to cross this road

Use the site evidence to carry forward a conditional method and its enabling costs.

Terms for this task

A construction method describes how the crossing will be built. A price can be carried forward conditionally while specific design checks remain open.

On site

Inspect the crossing constraints

Illustrative scene. Use the lesson figures and records for measurements.

Installed crossing: 50 m
Working area: 60 m
Service clearance: Unverified

Evidence and pricing basis

C01 · Road carriageway

Road access

The road must remain open. The quoted open-cut arrangement requires a closure.

Source: Existing scenario access restriction
What the record does not establish: No alternative traffic arrangement or closure approval is supplied.

How to use this record

The quoted open-cut arrangement conflicts with this restriction.

Use this evidence for

Establish the constraints

Link access, work area and utility records to an estimating implication. Reading a record alone does not complete the review.

Road access

The road must remain open. The quoted open-cut arrangement requires a closure.

Source

Existing scenario access restriction

What the record does not establish

No alternative traffic arrangement or closure approval is supplied.

How to use this record

The quoted open-cut arrangement conflicts with this restriction.

Use this evidence for