Earth Anchors    
STING RAY    
   
     
1. Range  
   
Range Anchors
Requires Larger Equipment for installation, but equipment is still inexpensive and readily available

445 KN (100,000 Lbs.)Ultimate Strength
338 KN(75,000 Lbs.) Yield Strength
300 KN (67,500 Lbs.) Working Load
Solid Core Rod (SCR)
 
     
     
Anchor Rods:    
Dyno Bar Characteristics
Comprises input material grade CRV83 which is then continuously cold threat rolled over entire length.
 
Nominal Diameter 15mm 26.5mm 32mm
Cross Selection Area
Yield Strength
Yield Load
Ultimate Strength
Ultimate Load
Young’s Modules
177mm2
710Mpa
126KN
1100Mpa
195KN
200Gpa
551mm2
582Mpa
320KN
950Mpa
523KN
200Gpa
804mm2
597Mpa
480KN
950Mpa
764KN
200Gpa
 
     
Drive Steel  
   
Stringray Drive Steel

SG175 system 44mm round for mounted hammers only
Same concept as Manta Ray Drive Steel
Extensions are coupled on for depth 6’,4’,6’ and 8’ lengths
Manta Ray Tip available for SG175 system
 
 
   
Note 1. This system should be used with Boom qlowable vibral centrifugal force is 200000 LBS (9100 KG).

Note 2. The wrench flats on this system are designed for 24” (600MM) adjustable wrenches.

Note 3. Striker bar adapters (combo couplers) are available for rock drill users. This allows the user to adapt a short stingray
             radius tip drive steel to his drill steel system. Available for R38, T38, T45, T52 Drill Steel systems.

Note 4. All Stingray drive steel utilizes. Left handed Stingray threads. This patented partial treat from reduce heat build up in
             couplers.

To Couple:
Turn drive steel counter clockwise as viewed from above until drive steel slides into couplers and coupler into coupler and coupler “Free Floats”

To Un Couple:
Pull Backward on Drivesteel and turn clockwise as viewed from above.
 
     
2. Installation  
1. Anchor rod is screwed into the treaded shackle of the anchor and the first section (radius drive tip) of the drive steel set is
    inserted into the anchor.

2. One man at ground level using a standard jack hammer drives the Sting Ray into the soil at the desired angle depth.

3. Anchor locker base and hydraulic ram system are placed over adapter setting bar.

4. Power source operates the anchor locker, gripping the adapter setting bar, Rotating the anchor underground into its locked
    position, proof loading anchor to the holding capacity required.

5. Installer pulls the drive steel out of ground and screws adapter setting onto the end of the anchor rod.

6. Anchor locker is removed, the thimble eye is screwed onto the anchor rod Ready for guying. No digging, no damage, no
    mess. A clean, simple and safe operation.
 
     
3. Application  
 
 
     
Civil Control  
   
Revetment Mats:
STING RAY anchors provide critical points of
anchoring stability on stream and shorelines
to prevent water erosion using cellular concrete
revetment matting. The anchors install easily
trough openings in individual blocks. This system
prevents lifting of mats and dangerous erosion
under extreme flood conditions.
 
Gabions:
The flexibility of the STING RAY system allows
gabions to be installed on steep slopes. The ease
and speed of installation provides a cost-effective
alternative to traditional anchoring methods.
STING RAY anchors also stabilize embankments that
are in need of repair and facilitate slope stabilization
by securing geogrids, geotextiles and fibre mats.
 
SCEE  
15m Deep Excavation  
Mast/ Towers/ Foundation  
   
150 m Guyed Mast  
 
   
Pre-Cast Pile Caps  
 
   
Foundation Pile Cap Fabrication  
 
   
Equivalent Towers Foundations  
 
   
Typical Foundation Stabilization  
 
   
Foundation Augmentation  
 
   
Foundation for Cover-All  
 
   
4. Capacities  
   
Common Soil Type Description Typical Blow Count ”N”  
Common Soil
Type Description
Typical Blow
Count "N"
SR-1 Ultimate
= 100 Kips
SR-2 Ultimate
= 100 Kips
SR-3 Ultimate
= 100 Kips
Very dense/cemented sands;
Coarse gravel and cobbles

60+ 65-89
(1,3)
89-100
(1,3)
100
(1,2,5)
Dense Fine compacted sands,
very hard silts or clays

45-60 58-65
(2,4)
78-89
(2,4)
100
(2,3)
Dense Clays, Sands and Gravel;
Hard Silts and Clays

35-50 39-58
(4)
62-79
(2,4)
85-100
(2,3,4)
Meduim Dense Sandy Gravel;
Stiff to Hard Silts and Clays

24-40 29-41
(4)
46-66
(4)
63 -90
(4)
Medium Dense Coarse Sand and
sandy Gravel: Stiff to Very Stiff
Silts and Clay

14-25 24-32
(4)
31-48
(4)
48 -63
(4)
Loose to Medium Dense fine to
Coarse Sand; Firm to Stiff Clays
and Silts

7-14 16-24
(4)
27-36
(4)
37 -48
(4)
Loose Fine Sand: Alluvium; Soft Clay,
Fine saturated Silty Sand

4-8 13-19
(4,6)
19-28
(4,6)
24-37
(4,6)
 
     
Notes:

1. Drilled pilot hole required for efficient installation
2. Ease of installation may be improved by drilling a pilot hole
3. Holding capacity limited by ultimate strength of anchors
4. Holding capacity limit by soil failure
5. Not recommended in these soils
6. Wide variation in soil properties reduces prediction accuracy. Pre construction field test is recommended.
 
     
5. Locker    
Stingray SR- LLK Load Locker:

60 Ton capacity Double Acting Hollow Cylinder
Direct reading gage
High Presure Power unit and hoses included

Two Models:

Tower Module: 2 piece Self Aligning
Retaining Wall Module: 1 piece Table
 
     
6. Customers    
     
AT&T/T.C.I
Advanced Build Concepts
Alberta Power
Aliant Communications
Allan Block
American Electric (AEP)
Ameritech Services, Inc
Anchor Structural Marine
Armotech Revetment
Baltimore Gas & Electric
Bangor Hydro Electric Company
Bechtel
Bell Canada
BELLSOUTH Telecommunications
Berlin Tieback System
Boca Dock & Seawall, Inc
Boston Edison
British Columbia Power
British Columbia Telephone
C&P Telephone Company
Cable Crafters
Canvas Specialties
Central Maine Power
Central Hudson Gas & Electric
Clamshell Buildings
Coastal Marine Services
Commercial Diving
Commonwealth Edison
Con Edison
Contel Cable Vision
Cover-all Building Systems
Cox Cable
Crane Plastics
Cycomm Communications
Del Marva
Dellared Smith Contractors
Detroit Edison
Digitel
Disney Entertainment
Dusquene Light & Power
Dynamic walls, Inc
DYWIDAG
Electricidad de Caracas
Ericsson Business Network
Ericsson Radio System
ESKOM
Foundations Corrections, Inc
Freyssi Marketing
GTE Supply
GTE Telephone
Georgia Power Company
Great lakes Dredge & Dock
Green Mountain Power
Greg Electric
Gulf States Utilities
Hardman Construction
Harvey – Taddeo
Hawaiian Electric
Henkles & McCoy
Homestead Electric
Hooland Diving
Houston Port Authority
Hudson Central Power
Hurricane Hardware
Hy-Tech Structure, Inc
Irish Communications
Israel Electric Corporation
J.D. Smith Construction
Jacksonville Power & Light
Japhet Bulkheading, Inc
KAL Excavation
Key Largo Marine Sanctuary
Keystone Retaining Walls
Kimberly CTV
King Video System
Lansing Power & Light
Le Max General Contractors
Los Angeles Water & Power
Massachusetts Electric
Materials International
Melvin Lukins & Sons, Inc
Metropolitan Edison
Minnesota Air Structure
Naval Air Engineering
New York Port Authority
New England Telephones
New England Power Service
Nextel
Northern State Power
Northland Service
Northern Tower Company
Northstar Vinyl walls
Nynex
Occidental Petroleum
Ontario Hydro
Orange & Rockland Electric
P.A.R. Electrical Constructors
Pacific Gas & Electrical Constructors
Pacific Light & Power
Pacific Bell
Pennsylvania Power & Light
Pennsylvania Bell
Pequot Construction
Petratech Cellular Mats
Philippines LD Telephones
Renitent Energy
Richmond Power & Light
S.I.P Italy
Sage Construction
San Diego Gas & Electric
Saudi Consolidated Electric
Sea Star
Sierra Pacific Power Company
Smart
South Central Bell
Sprint North Supply
Sprung Instant Structure
Stinson Landscaping & Irrigation
Stone & Webster
Structural System, Inc
Technomarine International
Telefonica de Espanda
Tensar Earth Technologies
Time Mirror Cable
Transerel
Trayer Power & Communication
Tri County Electric Corp
Tri – Ex Tower Corp
Tucson Electric
U.A. Cable TV
U.S. Navy
U.S. Army
U.S. Army Natic Centre
U.S Airforce
U.S. West
Union Power
United Illumination
Utah Power & Light
V & T Construction
Volt information Sciences
W.A.P.A
Walstron Dock & Dredge
Westron Dock & Dredge
Williams Form Engineering
 
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