Building Works MASS | Hong Kong Housing Authority and Housing Department

Building Works (BW) MASS assessments are carried out for all major building works contracts (except quotations, civil engineering, geotechnical engineering, demolition contracts and piling contracts) tendered out by the Estate Management Division of the Housing Department. BW MASS comprises two assessments:

The Output Assessment is conducted monthly by Project Team (professionals and technical staff) and quarterly by Central Assessment Team under Quality Assurance Unit (Works). The Project Team inspection records would be randomly selected for review and sampling for MASS score calculation. Evidence of compliance and non-compliance will be taken into account when assessing the quality of contractors' output. It covers five aspects:

Standard & Quality of Material

Characteristics and quality to be approved and / or
as specified

Quality of Workmanship & Finishes

(a)

Preparatory and / or temporary work to be approved
and / or as specified;

(b)

Material fixing, placing, mixing, laying and connection;

(c)

Alignment, plumb, level, fall and square, bonding,
bedding, grouting, dressing, pattern, jointing,
welding, priming and coating; and

(d)

Surface finish, soundness, thickness, evenness,
coverage, crack, leakage, protection and cleaning.

Job Progress

Milestone dates / Completion date

Site Management

(a)

Temporary protection and access, operation of
lifting appliance, and provision of warnings / notices;

(b)

Safety equipment and appliance for personal
protection;

(c)

Environmental protection, including storage and
dumping; and

(d)

Protective and hygiene measures, site cleanliness
and reinstatement to works.

Customer Services

(a)

Pre-work arrangement including making
appointment with tenants, punctuality of works
appointment, briefing to tenants, response to
tenants' queries;

(b)

Emergency handling;

(c)

Attitude and behaviours;

(d)

Protection to tenants' fixtures, furniture and
post-work follow-up; and

(e)

Worker uniform & valid worker ID card

Input Assessment:

The Input Assessment, carried out quarterly to assess the quality and effectiveness of contractors' input as well as the standard of their services delivered, covers the following aspects:

Management Input

(a)

Organisation structure & management of works

core management and supervisory staff

sub-contractors

corporate support

(b)

Resources

labour, plant and material

(c)

Co-ordination and control

communication and response