Page 14 - Alabama 811 Magazine 2019 Issue 2

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A Key to Successful HDD P1‘O_]CCtS syoonsuumer
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itll iis aliiliry lo safely direclional drilling can cause significant niillions or dollars in properry damage
expose underground proieci issues. and lnsuzance lialiiliry. Along wirh
utlllries and effectively The N of mum mmmm is inlerriipiing service, strikes can also
renioveenvironrnenlally um am“ mu nmonwfieam causeourages, explosions, fires and

sensiiive inalerials, vacuuiri excnvatlnn 1 mm’ 5.2 mfg mg what éulluwgh flash floodlng. Ash-ika near a sensitive
is qulckly becoming srandard practice a bfiziimmsiun Bf ‘he mm muuimi facility, such as an airpori ur ho.-pilal,
on horiaunral dizzctlonal drilling “mafia” Can Play at hmimml can disrupr lire-saving syslerns.
P'°|“L"' direclional drilling sires and how it can Drilling operalurs should always call
The need lo connecl ucililies and help keep proiecis moving ahead. 811 befclrr: scarring any digging pmlzct,
servires across roadways, rivers and Lam.“ Ema.“ um mmd however, On2Callmaxksonly provide
congesled areas has sparked the rise ui . . . 3 3 '3 ihe approxirnale locntiun of utility lines.

. . . militias
honzumal dlrectlonal drilling (HDD), Vacuum mavmon which mm D“

a lrencliless iechnology that involves Relatlvely recenl advances in nDn_dNmdM mgr M 1‘! vaéuum
usingasiiriace-launched diilling inf!2l§t!uctur2—au:h as the inslallalion mhnniu mm and efimmu
rig in drill a laleral borehole along a of filacropiic cables by ieleconi Excavamgfias Etuge H ohm Pm{KE,,
predelerrnined paih compared lo companies and upgraded power . ' . .

. . . . in ihc field of cunslrucnan excavation.
iradilionalopen-lrenehing nielhuds, lines by utlllIles—}lav2 caused the M _ . . . _

. . . ._ _ anyagenciesandrnunicipalilies
honzunial dlrectlnnal drilling is less ground lienealh our feel (in liecunie H mm mmmmm In vmfy on can
invasive andniorever.-alile, ii can more congesled Ihzmevez. wiih ihis in “gm mm“ ‘_b h mu ‘mm
conneclutilitles and services from iriind,horizonlaldireclionaldrilling “my” undef’ mzkxlxfizi 3
"point A” lo "paint E” W13}! minimal operalors should knuw exaclly where ’ E 5'“ ’ '
disrurlaance to above ground iearures. underground uciliries lie heiore drilling using vacuum excavation eaiiiprnenl
However, ii is nol without lhe riik liegins ro locale ulililies is inuch safer rhan
for coslly damages lo lhe pm]2ct _ , using mechanical or hand-dig nierhods.
siie and surrounding areas: Laieral- ‘at’; d According tn ihe common cround
inriving drills run the rislc of slrilong . . . 3 Alliance (cch), "nun-destructive

. . . iaciliiies could resull in disasier: Each . .
underground unlilies, while the H“ I k _ W _, __ Excavallon and utllltylucatz rnelhuds
release of a slurry mixture lhzd aaang figjg; ;n{;ggv:;;;‘;m‘;;;;;;;*~I
1.2 . Alabama 811 2019, Issue?