Method Statement for Job Hazard Analysis Method Statement for Excavation and Foundation Preparation of Box Culvert

TASK: ­­­­­­­­Excavation and foundation preparation of Box culvert	Date:15th July 2006
No	ACTIVITY	HAZARD	RISK	CONTROL MEASURES TO MINIMISE / ELIMINATE RISK	RESPONSIBLE PERSON
1	Service location survey	Manual handling operations (MHO’s)	Work related upper limb disorders. Musculoskeletal injuries. Cuts, abrasions. Foot / toe injuries	Maximum use of equipment to reduce need for MHO’s MHO Training prior to any work being carried out, this training is to be documented Wearing of gloves Wearing of safety shoes
		Extreme heat	Dehydration, heat exhaustion. Heat stroke	Ready supply of cold water and Oral rehydration products ie Salt & Dextrose tablets. No work to be conducted under the sun between 12:00 & 15:00 (July & August only)
2	Marking out of excavation	Use of hand tools	Cuts, abrasions, broken bones, eye injuries	Supervisor to inspect hand tools prior to commencement of works to ensure tools are in good condition. Site minimum PPE to be worn at all times
		Marker paint	COSHH related injuries	Paint to be COSHH assessed prior to use and COSHH assessment finding to be implemented prior to use of any such paint.
3	Excavation	People working in excavation	Engulfment, entrapment. Asphyxia, death	Excavation works will be constantly monitored by an authorized and competent person throughout the works. Entry to the excavation will only be allowed after the competent person present has signed an inspection record form stating that the excavation is safe for the entry of operatives. The competent person will inspect the excavation daily prior to any works within the excavation. Effective rescue procedures will be rehearsed at least monthly or more frequently if the churn of staff so dictates. Tool box talk will be given prior to any works being done.( See attached TBT on excavation) All excavations will be conducted under a permit to break ground.
		Manual Handling	Work related upper limb disorders. Musculoskeletal injuries. Cuts, abrasions	Maximum use of equipment to reduce need for MHO’s MHO Training prior to any work being carried out, this training is to be documented Wearing of gloves Wearing of safety shoes
		People falling into excavation	Engulfment, entrapment. Asphyxia, death	The excavation will be protected on all sides by a fixed barrier which will be highly visible and will be illuminated in the hours of darkness. Warning boards will be erected on all sides of the excavation. Effective rescue procedures will be rehearsed at least monthly or more frequently if the churn of staff so dictates.
		Dust	Poor visibility, respiratory  Injuries Dust explosion	An effective Dust suppression programme will be in place prior to the works commencing, and thereafter as necessary to suppress the dust sufficiently. In the event that the dust suppression programme fails operatives will be issued suitable RPE. In the event the dust causes restricted vision, operatives will be removed from the excavation.
		Shovel of excavator or load dropping inadvertently	Injuries to persons in area	No person will work within the traversing arc of an excavator

		Material falling from excavator shovel	Injuries to persons in area	No person will work within the traversing arc of an excavator
		Extreme heat	Dehydration, heat exhaustion. Heat stroke	Ready supply of cold water and Oral rehydration products ie Salt & Dextrose tablets. No work to be conducted under the sun between 12:00 & 15:00 (July & August only). In the event that natural airflow is restricted, industrial air movers will be employed. No worker shall work within the excavation for longer than 40 minutes without a ten minute break in a shaded area which will be provided for this purpose.
		Collapse of excavation	Engulfment, entrapment. Asphyxia, death	Excavation works will be constantly monitored by an authorized and competent person throughout the works. Entry to the excavation will only be allowed after the competent person present has signed an inspection record form stating that the excavation is safe for the entry of operatives. The competent person will inspect the excavation daily prior to any works within the excavation. At least two access & egress points will be maintained throughout the works. Effective rescue procedures will be rehearsed at least monthly or more frequently if the churn of staff so dictates.
		Contact with underground services	Explosion or asphyxia. Loss of airport services	A full and comprehensive services survey will be conducted prior to the works commencing. All (services relevant) information will be obtained from the client prior to works commencing. Work near to known buried services will be conducted by hand. Staff will be briefed on how to recognise the possible buried services that may be encountered. This briefing will be documented.
		Contaminated land / soil	COSHH Related injuries	Staff will be briefed on the potential contaminants their nature, the hazards and how to recognise them. A procedure will be implemented that causes operatives who suspect by sight or smell any such contaminants to be present to report any such suspicion to the competent person present. The competent person on being informed of any contaminate will assume the substance to be hazardous and reassign the workers to a place of safety until the suspected substances have been examined by a competent person specialising in Toxic or harmful substances.
		Equipment falling into excavation	Injuries to operatives in the excavation	Stop blocks will be erected 2 metres from the excavation edge. No vehicles will be allowed closer than 2 metres from the excavation edge. Equipment and stores will not be stockpiled any closer than two metres from the edge of the excavation edge.
		Blood born pathogens (BBPs’)	BBP Related injuries	Staff will be briefed on the potential contaminants their nature, the hazards and how to recognise them. A procedure will be implemented that causes operatives who suspect by sight or smell any such contaminants to be present to report any such suspicion to the competent person present. The competent person on being informed of any contaminate will assume the substance to be hazardous and reassign the workers to a place of safety until the suspected substances have been examined by a competent person specialising in Toxic or harmful substances.
		Vehicles falling into excavation	Plant related injuries.	Stop blocks will be erected 2 metres from the excavation edge. No vehicles will be allowed closer than 2 metres from the excavation edge.
		Vehicle overturning	Entrapment, Crush injuries	Roll bars will be fitted to vehicles where there is designed in Cab protection. Seat belts will be worn. Areas of extreme un-evenness will be graded as and when necessary.
		Noise	Deafness, CEMP violation	Noise monitoring will be conducted to measure noise as required by the CEMP. Proactive measures will be taken to reduce noise SFAIRP. Hearing protection will be available on request to all exposed staff should the TWA Noise level reach 85dB. Hearing protection will be mandatory if the TWA background noise reaches 90dB.
		Unplanned vehicle movements	Plant on plant incidents. Pedestrian injuries	A strict Plant / Vehicle and operative / pedestrian separation regime will be enforced.
		Flooding	Drowning	Excavation works will be constantly monitored by an authorized and competent person throughout the works. Entry to the excavation will only be allowed after the competent person present has signed an inspection record form stating that the excavation is safe for the entry of operatives. The competent person will inspect the excavation daily prior to any works within the excavation. At least two access & egress points will be maintained throughout the works. Effective rescue procedures will be rehearsed at least monthly or more frequently if the churn of staff so dictates.
		Gas (H2S, Methane etc)	Explosion or asphyxia	Toxic, flammable gas / Oxygen /  CO2  tests to be conducted prior to any trench entry using an approved, certified & calibrated gas monitoring device. Monitor to remain in position when excavation is occupied.
		Lack of oxygen	Asphyxiation	Forced Air movement. Continuous monitoring.
		Venomous insects.	Potentially lethal bites	Areas to be excavated will be beaten ala “Turkey Shoot” prior to any works being undertaken. Operatives will be shown what constitutes a potentially lethal insect, this will be documented
		Venomous Snakes	Potentially lethal bites	Areas to be excavated will be beaten ala “Turkey Shoot” prior to any works being undertaken. Operatives will be shown what constitutes a potentially lethal insect, this will be documented

Prepared By:	Authorised By:
Date:	Date:

TASK:__________________________________________________________________	Date: ___________________
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job hazard analysis method statement – All Employees are to sign below in recognition and understanding of this JHA content

job hazard analysis method statement

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