These are some considerations when engaging sub-contractors.
Send out bid defining the ability to carryout the project safely based on past experience, competency, and relevant qualifications.
Send out an standard Pre- Qualification Questionnaire [PQQ]
Assess the contractor based on answers submitted, based on:
Demonstration of training competence,
Past compliance, any Health and Safety Executive Prosecutions, Improvement notices,
Suitable Health and Safety policy,
Safe Systems Of Work,
Have contractors access to competent Health and Safety Advice
How will the contractors carryout effective monitoring of their staff once on site?
The contractors do they hold any Health and Safety Accreditation’s
CHAS, Safe Contractor, EXOR, Construction Line?
Implement a suitable scoring system, so that you can distinguish between contractors, thus appointing the correct contractor that has the highest score.
Always monitor sub-contractors regularly, so that they meet your safety performance expectations.