CITB Managers Welfare Facilities and Environmental Legislation 4

Question 1

Under the Noise and Statutory Nuisance Act 1993, construction noise between which hours is most likely to constitute a statutory nuisance for residential neighbours?

Accepted Answer

Before 7:30 AM and after 6 PM on weekdays, and at any time on Sundays — though this varies by local authority guidance

Answer

Construction noise outside standard daytime hours (typically before 7:30–8:00 AM and after 6:00 PM on weekdays, and any time on Sundays) is more likely to constitute a statutory nuisance under the Environmental Protection Act 1990. Local authorities use Section 60 notices to enforce restrictions.

Question 2

Why must vegetation clearance on construction sites be timed carefully?

Accepted Answer

The nesting season for wild birds (broadly March to August) means clearance during this period risks disturbing active nests, which is a criminal offence under the Wildlife and Countryside Act 1981

Answer

All wild bird species and their active nests are protected by law. Clearance of vegetation, hedgerows, and trees during the nesting season (broadly March–August) must be preceded by a nesting bird check. If active nests are found, work must stop until the young have fledged.

Question 3

The Water Framework Directive (as retained in UK law) establishes objectives for the ecological status of water bodies. In practical terms, what does this require of construction projects near watercourses?

Accepted Answer

That the ecological status of the watercourse is not deteriorated by construction activities — preventing silt, pollution, and physical damage from causing a worsening of status

Answer

The Water Framework Directive requires that waterbodies do not deteriorate in ecological status. For construction, this means preventing silt runoff, fuel and chemical spills, and physical changes that could damage aquatic ecology, invertebrates, and fish habitats.

Question 4

A construction project on a contaminated brownfield site must include:

Accepted Answer

A ground investigation and contaminated land assessment before construction begins, with a remediation strategy for any significant contamination found — agreed with the local authority as a planning condition

Answer

Brownfield sites commonly contain contaminants (hydrocarbons, heavy metals, asbestos, PAHs) that require ground investigation before construction. A remediation strategy (soil removal, treatment, or encapsulation) must be agreed with the local authority and implemented before or during construction.

Question 5

The principal contractor must manage waste on site in accordance with the waste hierarchy. Which construction waste is most commonly sent to landfill, contrary to best practice?

Accepted Answer

Mixed waste — when different waste types are not segregated, materials that could be recycled are sent to landfill as mixed waste, wasting resources and failing the waste hierarchy

Answer

Lack of waste segregation on site results in recyclable materials (clean timber, metal, cardboard, plasterboard) being sent to landfill as mixed waste. Segregating waste at source maximises recycling and reduces costs. It is both an environmental and duty-of-care obligation.

CITB HS&E Managers Practice Test

CITB HS&E Managers Practice Test

CITB Managers Welfare Facilities and Environmental Legislation 4