country manor unit - details typical wall details...country manor unit - details title: scale: no...

Drawing No:

Country Manor Unit - DetailsTitle:

Scale:

No ScaleTypical Wall Details

Keystone Retaining Wall SystemsCDM

RKM

4444 W 78th Street

952-897-1040Minneapolis, MN 55435

Date:

Project No:Project:

Designed By:

Checked By:

Design is for internal stability of the KEYSTONE wall structure only. External stability, including but not limited to foundation and slope stability is the responsibility of the Owner. The design is based on the assumption that the materials within the retained mass, methods of construction, and quality of materials conform to KEYSTONE's specification for this project.

This drawing is being furnished for this specific project only. Any party accepting this document does so in confidence and agrees that it shall not be duplicated in whole or in part, nor disclosed to others without the consent of Keystone Retaining Wall Systems, Inc.

Copyright 2003 Keystone Retaining Wall Systems

No. Date Revision By

Note:Center pin hole walls shall be constructed with positive batter by tilting units back towards fill on leveling pad.

Note:Center pin hole walls shall be constructed with positive batter by tilting units back towards fill on leveling pad.

Country Manor Unit/Base Pad Isometric Section ViewDimensions & Weight May Vary by Region

ExcavationLimits

6" Crushed Rock orUnreinforced Concrete Leveling Pad

Unit Face

Base Leveling Pad Notes:1. The leveling pad is to be constructed of crushed stone or 2,000 psi± unreinforced concrete

2.The base foundation is to be approved by the site geotechnical engineer prior to placement of the leveling pad.

Universal Cap Unit

Weight:Height:Depth:Width:

24 lbs

14"/8"10"/12"3"

Large Unit

Weight: 60 lbs

Depth:Height:

Width: 16"/14"10"6"

Width:Depth:Height:Weight: 40 lbs

Medium Unit

12"/10"10"6"

Width:Depth:Height:Weight:

6"/4"

25 lbs

10"6"

Small Unit

UniversalCap unit

Geogrid is to be Placed on LevelBackfill and Extended Over the Fiberglass Pins. Place Next Unit. Pull Grid Taught and Backfill. Stake as required.

Grid & Pin Connection

Stre

ngth

Dire

ctio

n

Rear Pin Position1" Setback

3/8"

Min

.

Fiberglass PinAlignment and Interconnection

Middle Pin PositionFlush Face

1"

6"

W + 12"

Leveling Pad and Cap Step DetailSection

Elevation

6" Step6" Crushed Rock or UnreinforcedConcrete Leveling Pad

6" Country Manor Unit

3" Country ManorCap Unit

6"1/2" x 5 1/4"Fiberglass Pins

W

Cap Elevation

Cap Plan

14"

8"

Standard Country Manor Unit Sizes

10" o

r 12"

3"

10" 8"

6"

8" 6"

4"

10"

10"

10"

14"

10"

16"

12"

10"

12"

10"

10"

12"

Country Manor Cap Unit

Unit 14/16 Unit 10/12

Unit 12/12 Unit 8/10 Unit 6/8

Unit 4/6

Optional Country Manor Unit Sizes

Typical Unit Elevation

6"

Typical Unit X-Section

6"

Geogrid Installation at Corners

Note: 1. Check with manufacturer specifications on correct direction of orientation for

geogrid to obtain proper strength.

2. Corner units recommended for outside corners. Availability May Vary.

H / 4

H / 4

H / 2

H / 2

Additional Drainage FillExtend Wall Height / 2

3" of Soil Fill is Required Between Overlapping Geogrid for ProperAnchorage (Typ.) Additional Geogrid Overlap

Extend Wall Height / 4

Drainage Fill

Geogrid Installation on Curves

H / 2

H / 2Note: 1. Check with manufacturer specifications on correct direction of orientation for geogrid to obtain proper strength.

3" of Soil Fill is Required Between Overlapping Geogrid for ProperAnchorage (Typ.)

Place Additional Pieces of Geogrid When Angle Exceeds 20°

Drainage Fill

20°

Additional Drainage FillExtend Wall Height / 2

Typical Gravity Wall SectionCountry Manor Unit - 1" Setback

8" Min. Low Permeable Soil

Keystone Country Manor Cap Unit Secured withKapseal Adhesive or equal

22"

Keystone Country Manor Unit

Retained Soil

Unit Drainage Fill(3/4" CrushedRock or Stone)

4" Perforated PVC Drainage TileWrapped in Filter Fabric (If Required)

Approximate Limitsof Excavation

Finished Grade

Unreinforced Concrete orCrushed Stone Leveling Pad

Des

ign

Hei

ght1" - 1 1/4"

6"24"

Foundation Soil

Country Manor Unit - 1" SetbackTypical Reinforced Wall Section

Retained Soil

Foundation Soil

Des

ign

Hei

ght

24"

Keystone Country Manor Cap Unit Secured withKapseal Adhesive or equa

Keystone Country Manor Unit

Unit Drainage Fill (3/4" Crushed Rock or Stone)

Finished Grade

Unreinforced Concrete or Crushed Stone Leveling Pad

Approximate Limits of Excavation

4" Perforated PVCDrainage Tile

Note: When site conditions require, wrap drainage tile in 3/4" aggregate and filter fabric with drainage composite or aggregate back drain system, as directed by geotechnical engineer.

22"

1" - 1 1/4"

6"Grid Depth

8" Min. Low Permeable Soil

Reinforced Soil

Country Manor Unit - Near Vertical Setback

Retained Soil

Typical Reinforced Tiered Wall Section

Foundation Soil

Des

ign

Hei

ght

Reinforced Soil

Des

ign

Hei

ght

Unreinforced Concrete or Crushed StoneLeveling Pad

Keystone Country Manor Cap Unit Secured withKapseal Adhesive or equal

Unreinforced Concrete or Crushed Stone Leveling Pad

Finished Grade

Finished Grade

8" Min. Low Permeable Soil

4" Perforated PVCDrainage Tile

Approximate Limitsof Excavation

Note: When site conditions require, wrap drainage tile in 3/4" aggregate and filter fabric with drainage composite or aggregate back drain system, as directed by geotechnical engineer.

*0" - 1/8"

6"

8" Min. Low Permeable Soil

24"

Keystone Country Manor Cap Unit Secured withKapseal Adhesive or equal

Keystone Country Manor Unit

Unit Drainage Fill (3/4" Crushed Rock or Stone)

22"

*0" - 1/8"

6"

Reinforced Soil

24"

Keystone Country Manor Unit

Unit Drainage Fill (3/4" Crushed Rock or Stone)

Grid Depth

Grid Depth

Country Manor Unit - Near Vertical Setback

Reinforced Soil

Retained Soil

Typical Reinforced Wall Section

Foundation Soil

Des

ign

Hei

ght

8" Min. Low Permeable Soil

24"

Keystone Country Manor Cap Unit Secured withKapseal Adhesive or equa

Keystone Country Manor Unit

Unit Drainage Fill (3/4" Crushed Rock or Stone)

Finished Grade

Unreinforced Concrete or Crushed Stone Leveling Pad

Approximate Limits of Excavation

4" Perforated PVCDrainage Tile

Note: When site conditions require, wrap drainage tile in 3/4" aggregate and filter fabric with drainage composite or aggregate back drain system, as directed by geotechnical engineer.

Grid Depth

22"

*0" - 1/8"

6"