b'IntroductionScrew piles have been in use for more than 160 supporting structures and bridges over weak oryears.In1838alighthousewasbuiltupon wet soil.screwpilesdesignedbyanIrishengineer, HydraulictorquemotorsbecameavailableinAlexanderMitchell.In1863,EugeniusBirch the1960s,whichallowedforeasyandfastdesignedtheBrightonWestPierinBrighton, installationofscrewpiles.ScrewpilesthenEngland. These piers are still in use 150 years became the favored product for resisting tensilelater.The original screw piles were installed at forces.Electric utility companies began to use10 feet per hour using eight 20-foot long torque screwpilesfortiedownanchorsonbars and the strength of 32 to 40 men. transmission towers and for guy wires on utilityIntheUnitedStates,theThomasPointShoal poles.Lighthouse on Chesapeake Bay, Maryland near ScrewpilesareidealforapplicationswhereAnnapolis,Marylandistheonlyremaining there is a need to resist both axial tension andlighthouse built upon helical screw piles that is compressionforces.Someexamplesofstill at its original location.This lighthouse has structuresrequiringresistancetobotha hexagonal shape measuring 35 feet across, and compressiveandtensileforcesaremetalitisstillbeingsupportedbysevenoriginal buildings,canopiesandmonopolehelicalscrewpiles.TheThomasPointShoal telecommunication tower foundations.CurrentLighthousewasconstructedandputinto usesforscrewpilefoundationsincludefoundationsforcommercialandresidentialstructures,lightpoles,retainingwalltiebackanchors,restorationsoffailedfoundations,pipelineandpumpingequipmentsupports,elevatedwalkways,bridgeabutments,andnumerous uses in the electric utility industry.ECP Torque Anchors ECPTorqueAnchorsareapartofthecomplete product line of screw piles, steel piersand foundation support products manufacturedbyEarthContactProducts,LLC,afamilyowned company based in Olathe, Kansas.TheThomas Point Shoal Lighthouse company was built upon the ECP Steel Pier, aoperation on November 20, 1875.The helical fourthgenerationendbearingsteelmini-pilescrew piles that support the structure consist of designed and patented for ECP.ten inch diameter wrought iron shafts with cast Our100,000squarefootstateoftheartiron helical screw flanges manufacturing facility produces all componentsattheendofeachshaft. and steel assemblies.The only processes notAtThomasPointShoal done in our facility are galvanization and hotthescrewpileswere forge upsetting of shaft couplings.We are ableadvancedtoadepthof tocustomdesignandconfigureproductsto11-1/2feet intotosandy yourengineeredspecificapplications.EarthbottomofChesapeake ContactProductsusesonlycertifiedweldersBay.Thesignallightis and robotics for quality fabrication.mounted43feetabove ICC-ESEvaluationReportER-3559coversthe surface of the water. most Torque Anchor products presented here.Sporadicuseofscrew Torque AnchorComponentspileshasbeen Cast iron coupling documentedthroughout The ECP Torque Anchor consists of a shaftat Thomas Point the19 th andearly20 th fabricated from either solid square steel bar orLighthouse centuriesmainlyfor tubular steel.Welded to the shaft are one ormore helical plates.The plates can vary from 6ECP Helical Torque Anchors Technical Service Manual2021 Earth Contact Products, L.L.C.2021-09 Chapter 1 - Page 3 All rights reserved'