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Slides Slides forfor LecturersLecturers

By By Phil Hughes Phil Hughes MBE MBE

andand Ed Ferrett Ed Ferrett

Construction activities – hazard and control

CChapterhapter 1616

After reading this chapter you should be able to:

1.identify the main hazards of construction and demolition work and outline the general requirements necessary to control them

2.identify the hazards of work above ground level, outline the general requirements necessary to control them and describe the safe working practices for common forms of access equipment

3.identify the hazards of excavations and outline the general requirements necessary to control them

4. identify the hazards to health commonly encountered in small construction activities and explain how risks might be reduced

Construction activities – hazard and control

Co-Figure 1Co-Figure 1 Secure Secure Construction Construction site access gatessite access gates

Figure 16.1Figure 16.1 Secure construction Secure construction site access gatessite access gates

Figure 16.2Figure 16.2 Proper precautions must always Proper precautions must always be taken when working on or near fragile be taken when working on or near fragile roofsroofs

Figure 16.3 Figure 16.3 Barriers Barriers around around excavation by footpathexcavation by footpath

Figure 16.4Figure 16.4 Welfare – washing Welfare – washing facilities facilities – – large enough to wash forearmslarge enough to wash forearms

Figure 16. 5Figure 16. 5 Waste Waste removal removal at a French quaysideat a French quayside

Figure 16.6(a)(b)Figure 16.6(a)(b) Contractors Contractors Working on the public Working on the public highwayhighway

Walkway for pedestrians

Working on pavement with inadequate protection from vehicles

Figure 16. 7 Figure 16. 7 Ladder showing correct 1 in 4 Ladder showing correct 1 in 4 angle (means of securing omitted for angle (means of securing omitted for clarity)clarity)

Figure 16.8(a) - (d)Figure 16.8(a) - (d) Various Various ways of securing a ladderways of securing a ladder

Figure 16.9Figure 16.9 Use of a stepladderUse of a stepladder

Figure 16.10(a)Figure 16.10(a) Typical independent tied Typical independent tied scaffoldscaffold

Figure 16.10(b)Figure 16.10(b) fixed scaffold fixed scaffold left in place to fit guttersleft in place to fit gutters

Figure 16.11Figure 16.11 Typical prefabricated tower Typical prefabricated tower scaffoldscaffold

Figure 16.12Figure 16.12 Mobile elevating Mobile elevating work platforms MEWPswork platforms MEWPs

Truck mounted Mobile elevating work platform

Mobile elevating work platform – scissor lift

Figure 16.13Figure 16.13 Timbered excavation Timbered excavation (guard removed on one side for clarity)(guard removed on one side for clarity)