Design and Construction of Concrete Floors – George Garber (KEBT0010)

Design and Construction of Concrete Floors, CONTENTS:

1 Thinking about floor design

The floor’s dual role 4

A user-oriented approach 4

Beyond structural design 5

A balanced approach 6

Method versus performance specifications 7

Single-course floors 7

Standards 8

Lessons from roadbuilding 9

Remedies for bad work 10

Part I The uses of concrete floors 11

2 Non-industrial floors

Residential floors 14

Office floors 17

Floors for the retail trade 18

Institutional floors 18

3 Warehouse floor

Storage systems 23

Materials-handling systems 29

Battery-charging areas 37

The load-class system 37

4 Factory and special floors

Factory floors 41

Special floors 45

Part II Structural design 53

5 Structural design of ground-supported floors

Components 55

Structural types 58

Design methods 60

Design based on experience 65

Design considerations 66

6 Structural design of suspended floors

Types of suspended floors 84

Choosing a floor type 93

The design process 93

Design considerations 95

Part III Concrete for floors 105

7 Properties of plastic concrete

Workability 107

Finishability 117

Bleeding 120

Setting time 122

Plastic settlement 124

8 Properties of hardened concrete

Strength 127

Impact resistance 138

Modulus of elasticity 139

Drying shrinkage 140

Thermal coefficient 142

9 The components of concrete

Cement 145

Aggregates 152

Water 159

Admixtures 160

Fibres 167

10 Mix design and mixing

Mix design 169

Mixing 172

11 Transporting and placing concrete

Transporting concrete 175

Slab layout 181

Side forms 190

Tools for placing concrete 191

Compaction 193

The next step 194

12 Curing

Curing methods 196

How to choose a curing method 203

Timing 203

Part IV Joints and Cracks 205

13 Cracks

Plastic-shrinkage cracks 207

Plastic-settlement cracks 208

Crazing 209

Drying-shrinkage cracks 210

Thermal-contraction cracks 211

Structural cracks 212

Crack repair 214

14 Curling

False curling 221

Resisting curl 221

Limiting curl 222

Designing around curl 223

Repairing curled slabs 224

15 Joints

The function of joints 227

Joint types 228

Load transfer at joints 233

Inducing joints 241

Joint fillers 245

Armoured joints 249

Joint sealants 249

16 Crack control in ground-supported floors

The “let it crack” approach 254

Unreinforced floors with joints 254

Reinforced floors without joints 257

Reinforced floors with joints 262

Prestress 267

Sub-slab friction 274

Part V The floor surface 275

17 Floor finishing

Principles of finishing 277

Tools for finishing 278

The order of finishing steps 290

Types of finishes 291

Other finishing methods 294

How to specify finishes 297

18 Concrete toppings

Monolithic toppings 299

Bonded toppings 301

Unbonded toppings 302

Forbidden thicknesses 303

Cement–sand screeds 303

Terrazzo 309

Summary – choosing a topping 310

19 Surface regularity

Flatness and levelness 312

Defined versus random traffic 312

F-numbers 313

The TR 34 system 320

Straightedge tolerances 325

Factors that affect surface regularity 326

Superflat floors 329

20 Resistance to wear

The traditional approach 334

Classifying wear resistance 335

Testing wear resistance 337

How to specify wear resistance 340

Factors that affect wear resistance 340

Improving wear resistance 345

21 Resistance to chemical attack

Concrete’s chemical resistance 349

Protecting the concrete 350

Attack from below 353

22 Preparation for coatings, toppings and floorcoverings

Moisture 355

Bond 361

Surface regularity 362