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NEBOSH Health and Safety Management for Construction Exam

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The NEBOSH Health and Safety Management for Construction is assessed with an CNonline open book exam.

The CN1 is completed electronically and submitted through the NEBOSH exam portal. You will have 48 hours from 11:00am (UK time) on exam day to complete and submit your exam paper.

You will be presented with a scenario describing a realistic workplace and situation, and will be asked to carry out a series of tasks using the scenario provided and your knowledge gained throughout your learning and revision, as well as completing a full risk assessment.

You will require 45 out of 100 marks for a pass.
You must successfully pass this unit in order to achieve your full NEBOSH Health and Safety Management for Construction qualification.

You can find further details on the OBE exams in the NEBOSH Guide here:

OBE Learner Guide

Remember, you need to register for your NEBOSH Health and Safety Management for Construction exam at least 5 weeks before your chosen exam date.


CN1 Open Book Exam Dates

Exam DateRegistration Deadline
01 October 202427 August 2024
07 January 202528 November 2024
08 April 202504 March 2025
08 July 202503 June 2025
07 October 202502 September 2025

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*if this is your first NEBOSH exam you will not have a candidate number yet

NEBOSH Health and Safety Management for Construction Open Book Exam Process

You will be sent login details for the NEBOSH online exam portal 3 days before your exam date. These will arrive by email directly from NEBOSH. You should take this time to get to know the platform and address any challenges before your exam day.


Exam Day

Your open book exam paper will be available from 11:00 UK time. You will have 48 hours to complete and submit your CN1 exam, although it is expected to take you around 6 hours to complete.

Closing Interviews

Closing interviews are held within the weeks following your open book exam, and you will be able to arrange a suitable date and timeslot for this. The interview should last around 10 minutes and will completed online through Microsoft Teams.

Don't worry, the interview doesn't impact your marks for your paper. It's simply there to confirm your identity and make sure it was you who completed the exam.


Your NEBOSH Construction Certificate Exam Results

Results for your exam paper should be emailed to you within 50 working days of your exam date. As the only unit for the NEBOSH Construction Certificate, you only need to pass the CN1 to obtain your full qualification.

Upon successful completion a certificate is issued and sent in the post directly from NEBOSH. This can take up to 6-10 weeks after receiving your results.

Exam Re-sits

If you have had a referral on your NEBOSH Health and Safety Management for Construction exam, don't worry!  

Our exam advisor can provide you all the useful information you need to re-sit your exam and offer useful resources to help you prepare.

A re-sit exam is £305 GBP (+VAT).

Course Extensions

Online learners have 12-months access to the NEBOSH Health and Safety Management for Construction materials via the Astutis LMS.

Learners may purchase a course extension which includes the new NEBOSH exam fee if they are unable to complete their studies in the 12-months.

This extension must be purchased before the elapse date.

Learning Methods

Choose How You Study

Do you prefer interactive online learning using the latest gamification techniques, or do you prefer the social perks of the virtual classroom? Perhaps you prefer chronological learning, using a textbook? Whatever your choice, we are here to help you make the right decision.

Download our 'What's Your Style' guide, and discover your preferred learning style today.

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