Environmental Damage Control

Question 1

What is the environment agency responsible for

Answer 1

Main drainage and pollution control - sewers.
Pollution control over thames.
Navigation control over non tidal Thames upstream.
Flood control within greater London area.

Question 2

List the sources of air pollution (7)

Answer 2

Gaseous and airborne products from fire.
Products from fire involving hazmats.
Materials released at special services.
Evaporation from liquid spillages.
Deliberate release of gas/vapour.
Release of particulates/fibres.
Exhaust emissions.

Question 3

What are the harmful effects of air pollution (5)

Answer 3

Direct toxicity to organisms either immediate/long term.
Indirect toxicity where gases mix/react in atmosphere.
Physical/chemical effects leading to global phenomena.
Toxicity or nuisance effects of airborne particulates.
Deteriorating air quality leading to poor quality of life.

Question 4

What are the 3 types of drainage system

Answer 4

Foul sewers.
Combined sewers.
Surface water drains.

Question 5

What is to be considered before allowing a controlled burn (3)

Answer 5

Removal of unaffected materials.
Positioning of jets to protect surrounding risks.
Regular weather forecasts.

Question 6

List possible polluting materials (13)

Answer 6

Petrol spillage.
Oil/diesel spillage.
Firefighting foam.
Incidents adjacent to watercourse.
Incidents involving fly tipping.
Detergents.
Disinfectants.
Food stuffs.
Beverages.
Fertilisers.
Paints and dyes.
Inorganic power - cement.
Other organic liquids.

Question 7

List the methods of controlling pollution (7)

Answer 7

Allowing a controlled burn.
Blocking or bunding drains.
Diverting fire or chemical run off to contained area.
Closing sluice valves or penstocks on site.
Containing run off within premises.
Pumping into foul sewer - with Thames water permission.
Pumping organic material onto open land.

Question 8

What’s the hierarchy of containment (5)

Answer 8

Contain at source.
Contain close to source.
Contain on surface.
Contain in drainage system.
Contain on or in water course.

Question 9

What is contained within the environmental grab pack (9)

Answer 9

Aide memoire.
Blue oil absorbent pads.
Blue oil absorbent mini booms.
Drain mat.
Disposable gloves.
Poly boom.
Sealing putty.
Disposable bags.
EA waste material tape.

Question 10

On a weekly inspection what two items within the Environmental grab pack should be date checked

Answer 10

Drain mat

Sealing putty

Question 11

What reserve stock of the environmental grab pack is held per station?

Answer 11

100%

Question 12

How many large spill kits does LFB have on the run, and what appliance are they found on?

Answer 12

6.

OSU

Question 13

List the contents of the large spill kit (10)

Answer 13

30x drain mat.
50x disposable bag and ties.
10x EA waste tape.
1x 6000l expander tank.
1x inflatable drain blocker.
1x over drum.
100m poly boom.
4x3m + 2x5m blue oil boom.
Fence boom with wooden stakes.
Peristaltic pump with ancillary equipment.

Question 14

What is the safe working practise when using any spill kit. (7)

Answer 14

An ORA has been carried out.
Appropriate PPE is worn.
There is a designated safe route to and from the incident.
Lighting used if required.
A safety officer is appointed.
Clothing washed after contact with putty.
Prepare sealant for GTS crews prior to committal.

Question 15

Who does the responsibility lie with for the disposal of waste (5)

Answer 15

Local authorities - public footpath, land, roadways.
Highways agency - motorways, trunk roads.
Land owner
Environment agency - rivers, open water.
TFL - roads and rail within the greater London area.