Multi-stage wellpoints, 306
Multi-storey structures, 560 1
National Building Specification, 67
Needle and pile underpinning, 298
Needle design, 159 60
Needles, 153 60
Newel post, 685, 688, 6901, 6935,
710 11
NHBC, 28, 58
Non-load-bearing partitions, 618, 620,
629 34
Non-residential buildings, 330 1
Northlight barrel vault, 582
Northlight roofs, 569 70
Oak, 738
Oedometer, 87
OFTEC, 479
Oil based paint, 730
One hour fire door, 721
One pipe heating, 784
Open caissons, 292
Open excavations, 265
Open fireplaces, 801 9
Open newel stairs, 693
Open riser stairs, 6902, 695, 703
Open suspended ceiling, 729
Open web beam, 535
Openings in walls:
arches, 358 61
heads, 362, 365
jambs, 363, 365
sills, 364 5
support, 358
threshold, 365, 492
Oriel window, 376
Oriented strand board, 740
Orthographic projection, 23
Out-of-service crane condition, 193
Output and cycle times, 170
Overcladding, 596, 600
Overhead and forklift trucks, 182
Pad foundation, 214, 225, 504, 537, 550,
552
Pad foundation design, 216
Pad template, 127
Paint defects, 733
Paints and painting, 730 3
Panelled suspended ceiling, 727 8
Parallel lay cable, 526
Parallel strand beam, 558
Parana pine, 737
Parapet wall, 341
Partially preformed pile, 242
Particle board, 653, 740
Partitions:
demountable, 629, 634 5
load-bearing, 618, 6202, 629
metal stud, 632 3
non-load-bearing, 618, 620, 629 35
timber stud, 629 31
Party wall, 627 8
Passenger hoist, 184
Passenger vehicles, 180
Passive earth pressures, 251
Patent glazing, 5701, 590 1
Patentscaffolding, 147
Paved areasdrainage, 751
Paving, 132 8
Paving flags, 138
Pedestal floor, 678
Peg tile, 432
Pendentive dome, 9, 579
Penetration test, 83, 111
Percussion bored piling, 229 30
Perforated beam, 535
Performance requirements:
doors, 391
roofs, 416
windows, 366
Perimeter trench excavation, 266
Permanent exclusion of water, 302, 307 11
Permanent formwork, 499, 677
Permitted development, 42
Perspective drawing, 25
Phenol formaldehyde, 556, 741
Pigment, 730
Pile:
angle, 300
beams, 247
caps, 232, 247
classification, 228
root, 300
testing, 247
types, 229, 236
Piled basements, 269
Piled foundations, 228 47
Piling:
contiguous, 308
hammers, 245 6
helmets, 238, 242
rigs, 238, 241 2
secant, 308
steel sheet, 290 1
Pillar tap, 774
Pin or hinge joint, 5489, 551
Pitch pine, 737
Pitched roofsdomestic, 416, 418 46
Pitched roofsindustrial, 562 70Index