CONTENTS
| PAGE | |
|---|---|
| Preface | [v] |
| CHAPTER I | |
| SCAFFOLDING | |
Scaffolding—Definition of—Northern system—Derrickstagings—Working platforms—South country system—Gantries, commonly called travellers—Travelling gantry—Gantrieswhich serve as a base for lighter forms ofscaffolding—Stagings—Pole scaffolds—Bricklayers’scaffolds—Masons’ scaffolds—Connections | [1]-29 |
| CHAPTER II | |
| SCAFFOLDS FOR SPECIAL PURPOSES | |
Needle scaffolding—Scaffolds for chimney shafts,towers and steeples—Domes and arches—Swingingscaffolds—Painters’ boats—Boatswain’s boat—Ladderscaffolds—Supported painter’s boat | [30]-48 |
| CHAPTER III | |
| SHORING AND UNDERPINNING | |
Shoring—Flying shores—Raking shores—Underpinning | [49]-61 |
| CHAPTER IV | |
| TIMBER | |
Classification and structure—Defects in the livingtree—Felling—Conversion—Seasoning—Description—Selection—Decay—Preservation—Durability—Use of scaffolding timber | [62]-75 |
| CHAPTER V | |
| CORDAGE AND KNOTS | |
Cordage—Strength of—Knots | [76]-89 |
| CHAPTER VI | |
| SCAFFOLDING ACCESSORIES AND THEIR USE | |
Ladders—Trestles—Cripples—Buckets andskips—Baskets—Barrows—Stone bogies—Handbarrows—Hods—Timber trucks—Sack trucks—Crates—Ashlarshears—Stone clips and slings—Stone lewises—Stonecramps—Wire and chain scaffold lashings—Tighteningscrews—Rollers—Levers—Dog irons—Bolts—Straps—Wireropes—Chains—Slater’s truss—Duck runs—Mortarboards—Wedges—Nails—Spikes—Scaffolder’s hatchet | [90]-114 |
| CHAPTER VII | |
| THE TRANSPORT OF MATERIAL | |
Crane engines—The crane—Pulleys—Differentialpulleys—Winch—Jibs—Shears—Gin—Rails—Sacktrucks—Attachment of material—Ironwork—Timber—Bricks—Slates—Stone | [115]-130 |
| CHAPTER VIII | |
| THE STABILITY OF A SCAFFOLD | |
Stability—Wind pressures—Force of weight or gravity—Tofind the centre of gravity of a body—Two or morebodies—Of a dependent scaffold and the effect of loadsupon it—Of a gantry—Of a Scotch derrick | [131]-142 |
| CHAPTER IX | |
| THE STRENGTH OF A SCAFFOLD | |
Failure of beams—Pillars and struts—Ties andtraces—Dead loads—Live loads—Breaking weight—Safeload—Constants—Beams subject to a transversestrain—Posts and struts subject to compression—Bracesand ties subject to a tensional strain | [143]-153 |
| CHAPTER X | |
| THE PREVENTION OF ACCIDENTS | |
Short ladders—Sagging of ladders—Guard rails—Wellholes—Edge boards—Traps—Runs—Supports to centering—Dampcordage—Sound material—Competent control—Fan guards—Duecare by workmen | [154]-160 |
| CHAPTER XI | |
| LEGAL MATTERS AFFECTING SCAFFOLDING | |
Scaffolding bye-laws—Burgh Police (Scotland) Act—Factoryand Workshop Act, 1901—Abstract of same, issued fromthe Home Office—Notice of Accident Act—Report onBuilding Accidents by a Home Office Inspector—Workmen’sCompensation Act, 1906—Application of Act and definitions | [161]-178C |
| Appendix: Weight of Material | [179] |
| Index | [183] |