Organizational Chart
Project Manager
Construction Manager
Civil Engineer Architect
Site Engineer/Safety Officer
Construction Foreman
Painting Team Carpentry Team Plumbing Team Masonry Team Electrician Team
Project Title: Construction of 3-Storey Residential Building
Activity Work Description Duration
A Preliminary site survey and assessment 3
B Development of design and achitectural plans 3
C Obtaining necessary permits 2
D Preparing the construction site for work activities 5
E Setting up temporary on-site facilities 4
F Procurement of materials and equipment 6
G Mobilization of construction equipment and materials 6
Foundation and Groundwork
H Excavation for foundation 8
I Setting up temporary shoring and support structures 4
J Pouring and curing the foundation footings 4
K Constructing of foundation walls 5
L Installing foundation drainage system 3
M Backfilling around foundation walls 6
N Compacting and leveling the ground floor 6
Ground Floor Construction
O Construction of columns 10
P Framing of ground floor 10
Q Installation of electrical and plumbing lines 4
R Concreting of ground floor slab 8
S Installation of exterior walls 12
T Installation of interior walls 8
U Construction of beams 14
V Construction of stairs 6
W Installation of floor slab support 7
Second Floor Construction
X Framing of floor slab 12
Y Installation of electrical and plumbing lines 8
Z Concreting of floor slab 8
A' Installation of exterior walls 10
B' Installation of interior walls 8
C' Construction of beams 14
D' Construction of stairs 8
E' Installation of 2nd floor slab support 7
Third Floor Construction
F' Framing of 2nd floor slab 12
G' Installation of electrical and plumbing lines 8
H' Concreting of ground floor slab 8
I' Installation of exterior walls 10
J' Installation of interior walls 8
K' Construction of roof beams 14
L' Erecting roof trusses 8
M' Installation of roof insulation foam 2
N' Installation of roofing material 4
Ground Floor Construction Phase 2
O' Exterior Plastering 6
P' Interior Plastering 4
Q' Installation of ceiling 11
R' Taping, sanding wall for smooth finish 4
S' Painting walls and ceiling 14
T' Installation of doors and windows 4
U' Installing flooring tiles 8
V' Installing cabinets 4
W' Installation of bathroom and kitchen fixtures 2
X' Septic tank excavation 4
Y' Installation of septic tank walls 2
Z' Installation of septic tank plumbing lines 1
A" Concreting of septic tank 2
Connecting plumbing fixtures to main water and sewage
B" 2
system
C" Installation of lighting and power fixtures 4
D" Installation of exterior claddings 6
Swimming Pool Construction
E" Pool excavation 6
F" Installation of pools wall 4
G" Framing of pool slab 3
H" Installation of plumbing lines 2
I" Pool plastering 2
J" Application of water proofing 2
K" Installation of pool tiles 8
Second Floor Construction Phase 2
L" Exterior Plastering 6
M" Interior Plastering 4
N" Installation of ceiling 11
O" Taping, sanding wall for smooth finish 4
P" Painting walls and ceiling 14
Q" Installation of doors and windows 4
R" Installing flooring tiles 8
S" Installing cabinets 4
T" Installation of bathroom fixtures 2
Connecting plumbing fixtures to main water and sewage
U" 2
system
V" Installation of lighting and power fixtures 4
W" Installation of exterior claddings 6
Third Floor Construction Phase 2
X" Exterior Plastering 6
Y" Interior Plastering 4
Z" Installation of ceiling 11
A"' Taping, sanding wall for smooth finish 4
B"' Painting walls and ceiling 14
C"' Installation of doors and windows 4
D"' Installing flooring tiles 8
E"' Installing cabinets 4
F"' Installation of bathroom fixtures 2
Connecting plumbing fixtures to main water and sewage
G"' 2
system
H"' Installation of lighting and power fixtures 4
I"' Installation of exterior claddings 6
Post- Construction
J"' Cleaning interior and exterior spaces 8
K"' Conducting final inspection 2
L"' Finishing final details 4
M"' Obtaining occupancy permit 2
N"' Handing over keys and documents to the owner 1
Project Title: Construction of 3-Storey Residential Building
Activity Work Description Duration Precidence
A Preliminary site survey and assessment 3
B Development of design and achitectural plans 3 A
C Obtaining necessary permits 2 B
D Preparing the construction site for work activities 5 C
E Setting up temporary on-site facilities 4 C
F Procurement of materials and equipment 6 D, E
Mobilization of construction equipment and
G 6 F
materials
Foundation and Groundwork
H Excavation for foundation 8 G
Setting up temporary shoring and support
I 4 H
structures
J Pouring and curing the foundation footings 4 I
K Constructing of foundation walls 5 J
L Installing foundation drainage system 3 J
M Backfilling around foundation walls 6 K, L
N Compacting and leveling the ground floor 6 M
Ground Floor Construction
O Construction of columns 10 N
P Framing of ground floor 10 O
Q Installation of electrical and plumbing lines 4 O
R Concreting of ground floor slab 8 P, Q
S Installation of exterior walls 12 R
T Installation of interior walls 8 R
U Construction of beams 14 S, T
V Construction of stairs 6 U
W Installation of floor slab support 7 V
Second Floor Construction
X Framing of floor slab 12 W
Y Installation of electrical and plumbing lines 8 W
Z Concreting of floor slab 8 X, Y
A' Installation of exterior walls 10 Z
B' Installation of interior walls 8 Z
C' Construction of beams 14 A', B'
D' Construction of stairs 8 C'
E' Installation of 2nd floor slab support 7 D'
Third Floor Construction
F' Framing of 2nd floor slab 12 E'
G' Installation of electrical and plumbing lines 8 E'
H' Concreting of ground floor slab 8 F', G'
I' Installation of exterior walls 10 H'
J' Installation of interior walls 8 H'
K' Construction of roof beams 14 I', J'
L' Erecting roof trusses 8 K'
M' Installation of roof insulation foam 2 L'
N' Installation of roofing material 4 M'
Ground Floor Construction Phase 2
O' Exterior Plastering 6 N'
P' Interior Plastering 4 N'
Q' Installation of ceiling 11 O', P'
R' Taping, sanding wall for smooth finish 4 Q'
S' Painting walls and ceiling 14 R'
T' Installation of doors and windows 4 S'
U' Installing flooring tiles 8 T'
V' Installing cabinets 4 U'
W' Installation of bathroom and kitchen fixtures 2 U'
X' Septic tank excavation 4 V', W'
Y' Installation of septic tank walls 2 X'
Z' Installation of septic tank plumbing lines 1 Y'
A" Concreting of septic tank 2 Z'
Connecting plumbing fixtures to main water and
B" 2 A"
sewage system
C" Installation of lighting and power fixtures 4 B"
D" Installation of exterior claddings 6 C"
Swimming Pool Construction
E" Pool excavation 6 W'
F" Installation of pools wall 4 E"
G" Framing of pool slab 3 F"
H" Installation of plumbing lines 2 G"
I" Pool plastering 2 H"
J" Application of water proofing 2 I"
K" Installation of pool tiles 8 J"
Second Floor Construction Phase 2
L" Exterior Plastering 6 N'
M" Interior Plastering 4 N'
N" Installation of ceiling 11 L", M"
O" Taping, sanding wall for smooth finish 4 N"
P" Painting walls and ceiling 14 O"
Q" Installation of doors and windows 4 P"
R" Installing flooring tiles 8 Q"
S" Installing cabinets 4 R"
T" Installation of bathroom fixtures 2 R"
Connecting plumbing fixtures to main water and
U" 2 S", T"
sewage system
V" Installation of lighting and power fixtures 4 U"
W" Installation of exterior claddings 6 V"
Third Floor Construction Phase 2
X" Exterior Plastering 6 N'
Y" Interior Plastering 4 N'
Z" Installation of ceiling 11 X", Y"
A"' Taping, sanding wall for smooth finish 4 Z"
B"' Painting walls and ceiling 14 A"'
C"' Installation of doors and windows 4 B"'
D"' Installing flooring tiles 8 C"'
E"' Installing cabinets 4 D"'
F"' Installation of bathroom fixtures 2 D"'
Connecting plumbing fixtures to main water and
G"' 2 E"', F"'
sewage system
H"' Installation of lighting and power fixtures 4 G"'
I"' Installation of exterior claddings 6 H"'
Post- Construction
D", J", K",
J"' Cleaning interior and exterior spaces 8
W", I"'
K"' Conducting final inspection 2 J"'
L"' Finishing final details 4 K"'
M"' Obtaining occupancy permit 2 L"'
N"' Handing over keys and documents to the owner 1 M"'
Project Title: Construction of 2-Storey Residential Building
Start Finish Float Critical
Activity Duration
ES EF LS LF Total Free Activity
A 3 0 0 3 3 0 0 *
B 3 3 3 6 6 0 0 *
C 2 6 6 8 8 0 0 *
D 5 8 8 13 13 0 -5
E 4 8 9 12 13 -1 1
F 6 13 13 19 19 0 0 *
G 6 19 19 25 25 0 0 *
H 8 25 25 33 33 0 0 *
I 4 33 33 37 37 0 0 *
J 4 37 37 41 41 0 0 *
K 5 41 41 46 46 0 -5
L 3 41 43 44 46 -2 2
M 6 46 46 52 52 0 0 *
N 6 52 52 58 58 0 0 *
O 10 58 58 68 68 0 0 *
P 10 68 68 78 78 0 -10
Q 4 68 74 72 78 -6 6
R 8 78 78 86 86 0 0 *
S 12 86 86 98 98 0 -12
T 8 86 90 94 98 -4 4
U 14 98 98 112 112 0 0 *
V 6 112 112 118 118 0 0 *
W 7 118 118 125 125 0 0 *
X 12 125 125 137 137 0 -12
Y 8 125 129 133 137 -4 4
Z 8 137 137 145 145 0 0 *
A' 10 145 145 155 155 0 -10
B' 8 145 147 153 155 -2 2
C' 14 155 155 169 169 0 0 *
D' 8 169 169 177 177 0 0 *
E' 7 177 177 184 184 0 0 *
F' 12 184 184 196 196 0 -12
G' 8 184 188 192 196 -4 4
H' 8 196 196 204 204 0 0 *
I' 10 204 204 214 214 0 -10
J' 8 204 206 212 214 -2 2
K' 14 214 214 228 228 0 0 *
L' 8 228 228 236 236 0 0 *
M' 2 236 236 238 238 0 0 *
N' 4 238 238 242 242 0 0 *
O' 6 242 242 248 248 0 -6
P' 4 242 244 246 248 -2 2
Q' 11 248 248 259 259 0 0
R' 4 259 259 263 263 0 0
S' 14 263 253 277 277 10 0
T' 4 277 277 281 281 0 0 *
U' 8 281 281 289 289 0 0 *
V' 4 289 292 293 296 -3 -4
W' 2 289 289 291 291 0 2
X' 4 293 296 297 300 -3 0
Y' 2 297 300 299 302 -3 0
Z' 1 299 302 300 303 -3 0
A" 2 300 303 302 305 -3 -3
B" 2 299 303 301 305 -4 1
C" 4 302 305 306 309 -3 0
D" 6 306 309 312 315 -3 -21
E" 6 291 291 296 296 0 -1
F" 4 296 295 300 300 1 0
G" 3 300 300 303 303 0 0 *
H" 2 303 303 305 305 0 0 *
I" 2 305 305 307 307 0 0 *
J" 2 307 313 309 315 -6 -2
K" 8 307 307 315 315 0 -73
L" 6 242 252 248 258 -10 -6
M" 4 242 254 246 258 -12 2
N" 11 248 258 259 259 -10 0
O" 4 259 259 263 273 0 0 *
P" 14 263 273 277 287 -10 0
Q" 4 277 287 281 291 -10 0
R" 8 281 291 289 299 -10 0
S" 4 289 299 293 303 -10 -4
T" 2 289 301 291 303 -12 2
U" 2 293 303 295 305 -10 0
V" 4 295 305 299 309 -10 0
W" 6 299 309 305 315 -10 -63
X" 6 242 252 248 258 -10 -6
Y" 4 242 254 246 258 -12 2
Z" 11 248 258 259 269 -10 0
A"' 4 259 269 263 273 -10 0
B"' 14 263 273 277 287 -10 0
C"' 4 277 287 281 291 -10 0
D"' 8 281 291 289 299 -10 0
E"' 4 289 299 293 303 -10 -4
F"' 2 289 301 291 303 -12 2
G"' 2 293 303 295 305 -10 0
H"' 4 295 305 299 309 -10 0
I"' 6 299 309 305 315 -10 10
J"' 8 315 315 323 323 0 0 *
K"' 2 323 325 325 327 -2 -2
L"' 4 323 323 327 327 0 0 *
M"' 2 327 327 329 329 0 0 *
N'"' 1 329 329 330 330 0 0 *
Project Title: Construction of 3-Storey Residential Building
Critical Path
Legend:
Acitivity
Duration
A B C F G H I J M N O R
3 3 2 6 6 8 4 4 6 6 10 8
N' M' L' K' H' E' D' C' Z W V U
6 2 8 14 8' 7 8 14 8 7 6 14
T' U' G" H" I" O" J"' L"' M"' N"'
TOTAL = 198 days
4 8 3 2 2 4 8 4 2 1
Project Title: Construction of 3-Storey Residential Building
Manpower Leveling
Legend: Activity
Manpower
Duration J
I J L
W
A H M
V
S
P
B G O
R U
D T
Q
C F
E
O'
X A' P'
Z C' M'
Y B' L"
D' L'
N'
F' I' M"
E' H' K'
G' J' X"
Y"
R' U' V' B"
Q' X' Y' A" C" D"
S' T' W' Z'
J"
E" F" G" H" I"
K"
S"
N" O" P" Q" R" U" V"
T"
E"'
Z" A"' B"' C"' D"' G"' H"' I"'
F"'
K"'
J"' M"' N"'
L"'
