SCAFFOLDING ESSENTIALS & Components.pdf.pdf

SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf
SCAFFOLDING ESSENTIALS & Components.pdf.pdf

1. SCAFFOLDING ESSENTIALS
& COMPONENTS
SUPPORT SCAFFOLD
Shared By: HSE INSIDER
https://www.linkedin.com/company/hse-insider

2. 1. Sole Plate
Timber: 22 cm. Wide / 3.5 cm.
Thick Steel: 22 cm. Wide / 2.0
cm. Thick
COMPONENTS OF SCAFFOLDINGS:
2. Base Plate
Minimum Width 12 cm. Use
below each standard
Shared By: HSE INSIDER
https://www.linkedin.com/company/hse-insider

3. COMPONENTS OF SCAFFOLDINGS:
3. Standard/Post
BayLength:
LightDuty2.4m
MediumDuty2.1m
HeavyDuty2.8mMax
4. Ledger/Runner
Fixtostandardswithrightangle
couplers.Placethelowestledgers
approx. 15cm.abovethescaffold
base.

4. COMPONENTS OF SCAFFOLDINGS:
5. Transom / Bearer
Each board shall have at least Three
(3)supports unless its thickness or
span isenoughtopreventsagging
underload.
6. Planks
Aluminum:min.22.5cm.W/3.8cm.
Thickness.
MetalSteel:3.8cm.H/0.2cm.
Thickness

5. COMPONENTS OF SCAFFOLDINGS:
7. ScaffoldAccess
Whenscaffoldplatformsaremore
than0.6MAdequateaccesstobe
provided.
8. Access/Egress
Ladders
Thehorizontaltraveldistanceto
thenearestexit,(i.e.ladder)
exceeds15M.
Eachelevatedworkareashallhave
atleasttwomeansofexit

6. COMPONENTS OF SCAFFOLDINGS:
9. Jointed Standards &
Ledgers
Joints in standard shall be made
with a Joint pins or with sleeve
couplers. Joints in ledger shall be
made with sleeve couplers. The
overlap length in joints between
standards should be at least 15 CM.
Shared By: HSE INSIDER
https://www.linkedin.com/company/hse-insider

7. COMPONENTS OF SCAFFOLDINGS:
GUARDRAIL
TOEBOARD
MIDRAIL
10. Guardrail:
Toprail:Installbetween91to115cmH/
withstandingaforceofatleast200lbs(approx.
890N)
Mid-rail:Installatleast53.34cmH/
withstandingaforceofatleast150lbs.
ToeBoard:Atleast15cmH/withstand50
Pound/Holesbenolargerthan2.5cminone
direction

8. COMPONENTS OF SCAFFOLDINGS
11. Overhang of the
Scaffolding Board
Nominal Thickness of Boards (cm): 3.8 /
5.0 / 6.3
Minimum Overhang (cm): 5 / 5 / 5
Maximum Overhang (cm): 15 / 20 / 25
12. SafeLadderAccess
Standatanangleof4verticalto1
horizontal(76degreetothehorizontal).
Laddersshallprojectatleast105cm
abovethetop.Landingplacesto
provideatverticalintervalsofnotmore
than9.0meters

9. COMPONENTS OF SCAFFOLDINGS:
13. AccessOpening
At least 45 cm but MAX 50
cmInWidth60cmLong
14. ScaffoldingBoards
Nogaplessthan2.5cmbetween
scaffoldingboardsshallbe
maintained.
Fixfirmly by using steelclamps or
steel wires.
Shared By:HSE INSIDER
https://www.linkedin.com/company/hse-insider

10. COMPONENTS OF SCAFFOLDINGS:
15. Scaffolding&
Excavation
Noscaffoldshallbeerectedat
lessthan3Mfromanexisting
excavation
INSULATED LINE
VOLTAGE
UNINSULATED LINE
VOLTAGE
MINIMUM
DISTANCE
ALTERNATIVES
Less than
300 volts
Less than 60 kv0.9 Meter 2 times the
length of the
line
insulator, but
never less
than 3.1
meters.
300 volts to
60kv
More than 60
kv
3.1 Meter
More than
60 kv
3.1 Meter plus
1.0cm for each
1.0kv over 50
kv
16. Clearancebetween
Scaffold&PowerLines

11. COMPONENTS OF SCAFFOLDINGS:
STAIRWAYDIMENSION
Dimension StepsClassA(CM) StepsClassB(CM)
Width(s) 12.5£s<16.5 s³s16.5
Height(g) 15£g<175 g³s17.5
Minimumclearwidth50cm
17. StairwayforAccess
18. TyingScaffolding
Thespacingoflinesoftiesshall
notexceed8.5Meithervertically
orhorizontally

12. COMPONENTS OF SCAFFOLDINGS:
NominalThicknessofBoards(CM):3.8
/5/6.3MaximumSpanbetween
Transom(M):1.5/2.6/3.25
19. SpanBetweenTransom
Workonorfromscaffoldsis
prohibitedduringstormsorhigh
winds(windspeedmorethan65
km/h).
20. Wind Speed

13. COMPONENTS OF SCAFFOLDINGS:
ANCHOR TIE BOX TIE
THROUGH TIE REVEAL TIE
21. TYPE OF TIES:

14. COMPONENTS OF SCAFFOLDINGS:
GUARDRAIL
PLANKS LEDGER
(RUNNER)
POST
KNEEBRACE
BEARER
PLAINBRACE
CROSSBRACE
SOLEPLATE
LONGITUDINAL
BRACE
22. TYPE OF BRACINGS Shared By: HSE INSIDER

15. COMPONENTS OF SCAFFOLDINGS:
TOWERSCAFFOLDS(MOBILE/STATIC)
ACCESS HOLE (OR HINGED)
PLAIN BRACEUNDERDECK
PLAINBRACE
TOPRAIL
MIDRAIL
TOEBOARD
WIRE LASHING(TOP,MIDDLEAND
BOTTOMOFLADDER
LADDERSHOULDBEFIXED TO NARROWER
WIDTHOFTOWER
TRANSVERSE (LEDGER)BRACING
LOCKINGCASTERS

16. COMPONENTS OF SCAFFOLDINGS:
Extension of Ladder
The ladder shall extend at
least 105 cm above platform
level to provide a handhold at
the stepping off point.

17. COMPONENTS OF SCAFFOLDINGS:
The maximum free-standing
height for mobile towers shall
be 9.6 mandforstatictowers
12m.
MaximumFree-StandingHeight
(Tower&Static)
Maximum Ratio ofHeight
toBase forTower
TYPEOFTOWER H/B(LEAST)
Statictowersusedindoors 4:1
Statictowersusedoutdoors 3.5:1
Mobiletowersusedindoors 3.5:1
Mobiletowersusedoutdoors 3.5:1

18. COMPONENTS OF SCAFFOLDINGS:
LiftHeight
Liftsshallnotexceed2.7monstatic
or mobiletowers
Wheels/Swivel-typeCasters
Shallnotbelessthan12.5
cmindiameter
Shared By: HSE INSIDER

19. COMPONENTS OF SCAFFOLDINGS:
HOOKTYPEPULLEY
Shared By:HSE INSIDER

20. COMPONENTS OF SCAFFOLDINGS: