www.williamsform.com

Fiberglass Soil Nails

Belmont, MI (616) 866-0815Collegeville, PA (610) 489-0624Lithia Springs, GA (770) 949-8300

Golden, CO (303) 216-9300Portland, OR (503) 285-4548San Diego, CA (858) 320-0330

London, ON (519) 659-9444Laval, QC (450) 962-2680Vernon, BC (250) 306-0737

WilliamsFormfiberglasssoilnailsareideallysuitedtobeusedfortemporaryshoringapplications.SiregGeotech,ofItaly,hascreatedadependableflatbarfiberglasssystemthathasbeenusedonlargeprojectsintheUnitedStates,andnowhaveteamedwithWilliamsFormEngineeringtoprovidelocalsupply.ThepartnershipbetweenWilliamsandSiregallowscustomersthebenefittohavequickaccesstoengineeringsupportservicesofferedbyWilliams. Theintendeduseofthisproductlineisfortemporaryapplications(<2yearsduration).Assuch,theconsiderationsdocumentedinACI440.1R-06arenotpertinenttothisapplication.PerACI440.1R-06,forpermanentapplications(sus-tainedloads)therewouldbeanadvisedenvironmentalsafetyfactorof0.7appliedfordegradationoftheresinwithinthefiberglassstrapaswellasasustainedstresssafetyfactorof0.2.Sincetheintendeduseofthisproductisfortemporaryapplication,nodegradationoftheresintakesplaceinlessthan2yearsandnosustainedstresslossesneedbeaccount-edforasitisashortduration.Anacceptableworking/serviceloadshouldnotexceed50%oftheultimatetensilestrengthofthetendon(equivalenttoareductionfactorof0.5).

Sireg 40mm x 9mm Geotech Durglass Soil Nails

3-Durglass Soil Nail

2-Durglass Soil Nail

1-Durglass Soil Nail

DurglassSoil Nail

Nominal Area

Weight ± 8%

Ultimate Load Soil Nail

Ultimate Load Blocking System

Average Elastic Modulus

Type of Spacer

PartNumber

1-Durglass 0.55in² (355mm²)

0.46lbs./ft. (0.68kg/m)

65kips (289kN)

33kips (147kN)

6000ksi (41 Gpa) Single RFA1

2-Durglass 1.11in² (710mm²)

0.91lbs./ft. (1.36kg/m)

130kips (578kN)

66kips (294kN)

6000ksi (41 Gpa) Double RFA2

3-Durglass 1.67in² (1065mm²)

1.37lbs./ft. (2.04kg/m)

195kips (867kN)

100kips (445kN)

6000ksi (41 Gpa) Triple RFA3

Plastic Spacers

Steel Plates

Blocking System TheBlocking system tobeusedwith fiberglass soilnailsiscomposedofaSteelHeadWedgeCupandPlas-ticConicalWedges.

Project: Marmaray Tunnel Contractor: Gama Nurol-Taisei JV Location: Istanbul, Turkey

Project: Seattle Northgate Link Extension Contractor: DBM Location: Seattle, WA

RFPS01 RFPS02 RFPS03

Fiberglass Soil Nails

DurglassSoil Nail

Numberof Holes

Length& Width Thickness Part

Number

1-Durglass 1 6”(150 mm)

3/4”(19 mm) RFSP01

2-Durglass 2 8”(200 mm)

3/4”(19 mm) RFSP02

3-Durglass 3 8”(200 mm)

3/4”(19 mm) RFSP03

Long Lengths - No Splices

Lightweight

Removable

• The continuous fiberglass flat bars come in rolls andcanbecut to the lengthnecessary foreach individualnail.Also,byfunctionofthembeingtransportedinrolls,thereisanoptiontoassembleinthefieldandhaveverylongnailswithnoissuesrelatedtospontaneouslengthadjustments.Theonlyfastenersusedarethoseoftheblockingsystemofthetendonanchorage.

• Thelightweightnatureofthefiberglassbarslendstoeasyhandling in thefield.Thesoilnailelementscanbeverylongandstillrequireminimalliftingequipment.

• With a single fiberglass strap weighing a mere 0.454pounds/ft,largequantitiesofthismaterialcanshipviaflat-bed,thuseliminatingmultipleshipmentstoprojectsites.Thebulkoftheweightinshippingcomesfromthesteelbearingplatesandwedgecups.Thespacersandfiber-glasswedgesarenon-steelandlightweight.

• With urban development requirements of no perma-nentsupportofexcavationsteel tendons left inplacefortheupper25feetofexcavationinsomeurbancities,thefiberglassproductsavesagreatdealof timeandmoneybynotrequiringanchorornailremoval.Thesefiberglasselements cansimplybeexcavated throughandburiedwithnoharmfulenvironmentalsideeffectsorcostlydamagetomachinery.

Diameter Length Weight PartNumber

3-1/4” (82 mm)

3-3/8”(85 mm)

4.52lbs (2.05kg) RFBS