WHC Explosives and Blasting Inspection Checklist for SSAN and Class 1 Facilities

There is a clear area free of vegetation of 8m surrounding the AN container(s)

Clearance distance is equivalent to 1.5 times the height of surrounding trees

Fence line must be located at least 3m from the AN store (AS 4326)

Emergency Information Panels (EIP's) are provided near entrances to the facility

All SSAN containers have EIP's for UN1942 and/or UN3375 displayed

Storage capacity signs for raw materials

Additional signs provided at all entrances, legible and in good condition

Signage every 100m on the external security / compound fence, legible and in good condition

Where storage does not exceed 50 tonnes, a 20mm water hose is provided and operational

Where storage exceeds 50 tonnes, fire hoses and reels are provided and operational (unless exemption given from the Explosives Inspectorate at time of licencing. Must confirm exemption

The open floor and adjacent vehicle access areas are clean and free from spilled SSAN

Security fence is in place and shows no sign of unauthorised access

Security tags and locks in place and show no signs of unauthorised access

Stacks of packaged SSAN have a minimum clearance of 900mm with the outer walls of the building

Packaged SSAN has a minimum clearance of 900mm with the roof of the building

Only dangerous goods of Class 5.1 are stored at the facility

SSAN is stored within a designated and readily identifiable section

Internal separation of SSAN (at least 5m if < 100,000kg, or at least 8m if > 100,00kg)

Lightning protection for emulsion storage with earth leakage system rated at less than 10 ohm

Free from hydrocarbon leaks and other combustibles e.g. oily rags

There is a clear area of 8m surrounding the magazine

Clearance distance is equivalent to 1.5 times the height of surrounding trees

Fence line must be located at least 3m from the magazine (AS2187.1)

Magazine rules are displayed within the magazine at all access doors

Marking on door or lid complies with AS2187.1 (2.1.3 Marking)

Additional signs provided at all entrances, legible and in good condition

Signage every 100m on the external security / compound fence, legible and in good condition

Notice as per Section 48(2) of the Explosives Act is displayed

A copy of the magazine licence is clearly visible on the rear of each door

"No mobile phone" sign

Holding container for mobile phone and other forbidden articles

Emergency Information Panels (EIP's) are provided near entrances to the facility

A portable fire extinguisher or dry chemical, foam or water is provided and ready to be oeprated

The portable fire extinguisher is located outside of each magazine

The floor is free of dirt or grit

The floor is free from spillages

Door hinges have greaseable pins

Door must have an inspection cover for the locking mechanism

Fencing shows no sign of unauthorised entry

Security locks are present, operational and show no signs of unauthorised access

Stacked packages have a minimum clearance of 300mm from the roof of the building

Separation distances between detonators and explosives comply with AS2187.1 (Section 3)

Lightning protection for storage with earth leakage system rated at less than 10 ohm

All explosives are stored in their original package (where possible) - not loose

Log book / Magazine stock records present

There is no ferrous metal within the magazine

Free from combustibles e.g. oily rags, empty boxes, wood pallets

Are there any corrective actions