TABLE OF CONTENTS

CHAPTER 1 - GENERAL INFORMATION

100\. Application 1-1

101\. Local Codes and Standards 1-4

102\. Referenced Standards 1-4

103\. General Procedure 1-5

CHAPTER 2 - SITE ACCEPTABILITY CRITERIA

200\. General 2-1

201\. Site Suitability 2-1

202\. Soil Bearing Capacity 2-2

203\. Problem Soil and Site Conditions 2-2

CHAPTER 3 - SITE PREPARATION

300\. General 3-1

301\. Drainage 3-1

302\. Site - Grading 3-1

303\. Fill 3-1

304\. Finish Grade Elevation 3-1

CHAPTER 4 - DESIGN LOADS FOR PERMANENT FOUNDATIONS

400\. General 4-1

401\. Building Structure And Size 4-1

402\. Design Loads 4-1

CHAPTER 5 - FOUNDATION REQUIREMENTS

500\. General 5-1

501\. Excavation 5-1

502\. Foundation Materials 5-1

503\. Structural Requirements 5-1

CHAPTER 6 - FOUNDATION DESIGN

600\. Design Procedure 6-1

601\. Verifying the Foundation Design Concept (Appendix A) 6-4

602\. Using the Foundation Design Tables (Appendix B) 6-11

603\. Using the Foundation Capacities Tables (Appendix C) 6-25

CHAPTER 7 - FINAL CHECK

700\. General 7-1

701\. Final Approval 7-3

APPENDIX A - FOUNDATION DESIGN CONCEPT SELECTION

A-100. General/Concepts A-1 to A-28

APPENDIX B - FOUNDATION DESIGN TABLES

B-100. USE OF THE FOUNDATION DESIGN TABLES B-1

Part 1 - Required Effective Footing Area (Aftg)

Single Section **C** B-3 to B-6

Single Section **E**. **I** B-7

Multi-section **C** B-8 to B-16

Multi-Section **Cnw** B-17 to B-20

Multi-Section **E**, **I** B-21 to B-29

Multi-Section **E5,E6** B-30 to B-38

Multi-Section **E7**\...\...\...\...\...\...\... B-39 to B-47

Part 2 - Required Vertical Anchorage - (Av)

Single-Section **C** B-48

Single-Section **C1** B-49

Single-Section **E** B-50

Single-Section **E3**\...\...\...\...\...\...\...\...\...\...\....B-51

Single-Section **I** B-52

Multi-Section **C** B-53 to B-54

Multi-Section **E** B-55 to B-56

Multi-Section **E3** \...\...\...\...\...\...\...\...\...\...\.... B-57

Multi-Section **I** B-58 to B-59

Part 3 - Required Horizontal Anchorage -(Ah) Transverse Direction

Single-Section **C**,**E**,**I** B-60 to B-64

Multi-Section **C**,**E**,**I** B-65 to B-80

Part 4 - Required Horizontal Anchorage -(Ah) Longitudinal Direction

Single-Section **C**,**E**,**I** B-81 to B-89

Multi-Section **C**,**E**,**I** B-90 to B-100

APPENDIX C - FOUNDATION CAPACITY TABLES

C-100. USE OF FOUNDATION CAPACITIES TABLES C-1

C-200. WITHDRAWAL RESISTANCE CAPACITY TABLES C-1

C-300. VERTICAL ANCHOR CAPACITY TABLES C-2

C-400. HORIZONTAL ANCHOR CAPACITY TABLES FOR SHORT AND LONG FOUNDATION
WALLS C-3

APPENDIX D - DERIVATION OF FOUNDATION DESIGN

D-100. CONDITIONS AFFECTING DESIGN D-1

D-200 LOAD CONDITIONS INCLUDED IN FOUNDATION DESIGN D-3

D-300 SAMPLE EQUATIONS USED FOR FOUNDATION DESIGN LOAD TABLE VALUES D-15

APPENDIX E - OWNER'S SITE ACCEPTABILITY AND MANUFACTURER'S
WORKSHEETS\...\...\...\...\...\...\...\...\...\.....E-1 to E-5

APPENDIX F - DESIGN
WORKSHEET\...\...\...\...\...\...\...\...\...\...\...\...\...\...\...F-1
to F-22

APPENDIX G - SAMPLE PROBLEMS

[Example #1]{.underline}- Multi-Section

Type E1 (Marriage wall with Openings)
\...\...\...\...\...\...\...\...\...\...\...\...\...\...\...G-1 to G-6

[Example #2]{.underline}-Single Section

Type C1- Vertical X-Bracing\...\...\...G-6 to G-13

Filled in work sheets for both examples follow

APPENDIX H - MAPS

H-100. GENERAL H-1

H-200. SEISMIC PERFORMANCE CATEGORIES H-1

H-300. SPECIAL SEISMIC DESIGN CONSIDERATIONS FOR FOUNDATIONS H-1

APPENDIX I -REFERENCES\...\...\...\...\...\...\....I-1

ADDITIONAL RESOURCES\...\...\...\....I-2 to I-3

LIST OF TABLES

Table i-1 Approval Methods ii

Table 4-1 Range of Dead Loads Covered by This Guide 4-1

Table A-1 Foundation Selection Table A-2,A-3

Tables B -Appendix B

Part 1 - Required Effective Footing Area (Aftg)

Single Section **C** B-3 to B-6

Single Section **E**. **I** B-7

Multi-section **C** B-8 to B-16

Multi-Section **Cnw** B-17 to B-20

Multi-Section **E**, **I** B-21 to B-29

Multi-Section **E5, E6** B-30 to B-38

Multi-Section E7 \...\...\...\..... \... B-39 to B-47

Part 2 - Required Vertical Anchorage - (Av)

Single-Section **C** B-48

Single-Section **C1** B-49

Single-Section **E** B-50

Single-Section **E3**\...\...\...\...\...\...\...\...\...\...\... B-51

Single-Section **I** B-52

Multi-Section **C** B-53 to B-54

Multi-Section **E** B-55 to B-56

Multi-Section **E3**\...\...\...\...\...\...\...\...\...\...\.... B-57

Multi-Section **I** B-58 to B-59

Part 3 - Required Horizontal Anchorage -(Ah) Transverse Direction

Single-Section **C**,**E**,**I** B-60 to B-64

Multi-Section **C**,**E**,**I** B-65 to B-80

Part 4 - Required Horizontal Anchorage -(Ah) Longitudinal Direction

Single-Section **C**,**E**,**I** B-81 to B-89

Multi-Section **C**,**E**,**I** B-90 to B-100

Table C-1 Withdrawal Resistance - Long Continuous Foundation C-5

Table C-2 Withdrawal Resistance For Piers C-6

Table C-3 Vertical Anchor Capacity For Piers C-6

Table C-4A Vertical Anchor Capacity For Long Foundation Wall - Concrete
or Masonry Wall C-7

Table C-4B Vertical Anchor Capacity For Long Foundation Wall - Treated
Wood Wall C-8

Table C-5A Horizontal Anchor Capacity For Short or Long Shear Walls -
Concrete or Masonry C-9

Table C-5B Horizontal Anchor Capacity For Short or Long Shear Walls -
Treated Wood C-9

Table D-1 Dead Load on Foundation D-5

Table D-2 Seismic Forces - Ground Snow \< 30 psf D-16

Table D-3 Seismic Forces - Ground Snow 100 psf D-17

Table H-1 Seismic Performance Category for Hazard Exposure Group I H-17

LIST OF FIGURES

Figure 1-1 Longitudinal and Transverse 1-3

Figure 5-1 Minimum Clearances and Footing Depth 5-2

Figure 6-1 Unit Width Description 6-3

Figure 6-2 Definition of Terms and Possible Support Locations 6-4

Figure 6-3 Overturning and Uplift Resistance Options 6-5

Figure 6-4 Sliding Resistance Options - Transverse Direction 6-9

Figure 6-5 Sliding Resistance - Combination Option - Transverse
Direction 6-10

Figure 6-6 Sliding Resistance Options - Longitudinal Direction 6-10

Figure 6-7 Foundation Design Concepts: Single-Section Units 6-11

Figure 6-8 Foundation Design Concepts: Multi-Section Units 6-12

Figure 6-9 Foundation Terms 6-13

Figure 6-10 Horizontal Anchorage with X-bracing - Transverse Direction
6-20

Figure 6-11 Horizontal Anchorage with X-bracing - Longitudinal Direction
6-24

Figure B-1 Anchorage Locations B-1

Figure D-1 Marriage Wall Connection Options D-2

Figure D-2 Dead Load Components and Total D-4

Figure D-3 Snow Load Distribution D-6

Figure D-4 Exterior (Cp) Coefficients D-8

Figure D-5 Interior (GCpi) Coefficients D-9

Figure D-6 Roof Plane - Wind Components - Transverse Direction D-10

Figure D-7 Seismic Dead Load Distribution D-11

Figure D-8A Gravity Loads - Type C Single-Section Units D-15

Figure D-8B Gravity Loads - Type E and I Single-Section Units D-19

Figure D-9A Gravity Loads - Type C Multi-Section Units w/Cont. Marriage
Walls. D-20

Figure D-9B Gravity Loads - Type C Multi-Section Units w/Openings in
Marriage Wall D-22

Figure D-9C Marriage Wall w/Large Single Opening D-23

Figure D-9D Marriage Wall w/Two Adjacent Openings D-24

Figure D-9E Gravity Loads-Type E and I Multi-Section Units w/Cont.
Marriage Wall D-26

Figure D-9F Gravity Loads - Type Cnw Multi-Section Units w/Cont.
Marriage Wall D-29

Figure D-9G Gravity Loads - Type E5 Multi-Section Units w/Cont. Marriage
Wall D-30

Figure D-9H Gravity Loads - Type E7 Multi-Section Unit w/Cont. Marriage
Wall D-32

Figure D-9I Type E5, E6, E7 - Marriage Walls w/Two Adjacent Openings
D-36

Figure D-10 Wind Related Overturning Loads - Transverse Direction - Type
C and C1 Single-Section Units D-39

Figure D-11AWind Related Overturning Loads - Transverse Direction - Type
E Single-Section Unit D-40

Figure D-11B Wind Related Overturning Loads - Transverse Direction -
Type E3, E4 Single Section Units D-42

Figure D-12 Wind Related Overturning Loads - Transverse Direction - Type
I Single-Section Unit D-43

Figure D-13 Wind Related Overturning Loads: Type C - Multi-Section
Unit - Transverse Direction D-45

Figure D-14 Wind Related Overturning Loads: Type E - Multi-Section
Unit - Transverse Direction D-48

Figure D-15 Wind Related Overturning Loads: Type I - Multi-Section
Unit - Transverse Direction D-50

Figure D-16 Seismic Related Overturning Loads - Transverse Direction -
Type C and C1 Single-Section Units D-52

Figure D-17 Seismic Related Overturning Loads - Transverse Direction -
Type E Single-Section Unit D-53

Figure D-18 Seismic Related Overturning Loads - Transverse Direction -
Type I Single-Section Unit D-53

Figure D-19 Wind Related Sliding - Transverse Direction - Type C, E or I
Single-Section Units D-56

Figure D-20 Foundation Shear Wall Planes - Sliding - Transverse
Direction D-59

Figure D-21 Wind Related Sliding - Transverse Direction Type C, E or I
Multi-Section Units D-60

Figure D-22 Seismic Related Sliding - Transverse Direction - Type C, E
or I Single-Section Units D-61

Figure D-23 Seismic Related Sliding - Transverse Direction Type C, E or
I Multi-Section Units D-63

Figure D-24 Wind Related Sliding - Longitudinal Direction D-64

Figure D-25 Type E or I - Foundation Shear Wall Plans - Wind Related
Sliding - Longitudinal Direction D-65

Figure D-26 Type C - Foundation Vertical X-Bracing - Wind Related
Sliding - Longitudinal Direction D-66

Figure D-27 End Elevation Areas - Wind - Longitudinal Direction D-68

Figure D-28 Seismic Related Sliding - Longitudinal Direction D-69

Figure H-1 Flood Prone Sites H-3

Figure H-2 Frost Penetration Depth H-4

Figure H-3 Expansive Soils H-5

Figure H-4 Landslide Areas H-6

Figure H-5 Landslide Areas H-7

Figure H-6 Areas Prone to Subsidence - Mining H-8

Figure H-7 Areas Prone to Subsidence - Caves H-9

Figure H-8 Termite Infestation H-10

Figure H-9 Ground Snow Load - West U.S. H-11

Figure H-10 Ground Snow Load - Central U.S. H-12

Figure H-11 Ground Snow Load - Eastern U.S. H-13

Figure H-12 Basic Wind Speed H-14

Figure H-13 Seismic Contour Map for Coefficient A~a~ H-15

Figure H-14 Seismic Contour Map for Coefficient A~v~ H-16

LIST OF ACRONYMS

ANSI American National Standards Institute

APA American Plywood Association

ASCE American Society of Civil Engineers

ASTM American Society of Testing Materials

BOCA Building Officials and Code Administrators International

CABO Council of American Building Officials

ELF Equivalent Lateral Force

FEMA Federal Emergency Management Agency

HUD U.S. Department of Housing and Urban Development

ICBO International Conference of Building Officials

MHCSS Manufactured Home Construction and Safety Standards

MPS Minimum Property Standards

NBSIR National Bureau of Standards Institute for Research

NCSBCS National Conference of States on Building Codes and Standards,
Inc.

NEHRP National Earthquake Hazard Reduction Program

NIST National Institute of Standards and Technology

SBCCI Southern Building Code Congress International