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Jun 24, 2023 102 likes •366 views

K e e g a n L a ndfill T e c hnic a l Upda te NJSE A Bo a rd Me e ting June 20, 2019 1 Summa ry o f Wo rk Upda te 2 Ma y 8 Mo nito ring Sta tio n Ope ra tio n Ma y 23 Sub mit Air a nd SW Pe rmit Applic a tio ns I nc

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K e e g a n L a ndfill T e c hnic a l Upda te

NJSE A Bo a rd Me e ting June 20, 2019

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Summa ry o f Wo rk Upda te

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SLIDE 3
  • Ma y 8 – Mo nito ring Sta tio n Ope ra tio n
  • Ma y 23 – Sub mit Air a nd SW Pe rmit Applic a tio ns
  • I

nc lude s GCCS De sig n Dra wing s

  • Sub mit re spo nse to NJDE

P c o mme nts

  • Ma y 31 – Air
  • June 11 –SW
  • June 17 – SW
  • Ma y 29 – Sub mit E

missio ns E stima te s pe r ACO

  • Ma y 31 – Sub mit ACO Pro g re ss Re po rt
  • June 18 – Re so lutio n fo r Co nstruc tio n Co ntra c to r
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Co nstruc tio n Sc he dule

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GCCS Co nstruc tio n Sc he dule

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Activity Approximate Duration Mobilization Week of June 24 Trench Excavation 8‐10 weeks VerticalWell Drilling 2 weeks Flare Skid Installation 5 days System startup 2 days

  • Full‐time operation of GCCS expected by end of September 2019
  • Ahead of ACO schedule to submit proposal by September 30, if

requested

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L a ndfill Ga s Co lle c tio n a nd Co ntro l Syste m

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Ga s Co lle c tio n a nd Co ntro l (GCCS) Syste m

  • Ve rtic a l g a s e xtra c tio n we lls
  • Drille d into wa ste ma ss
  • Ho rizo nta l c o lle c to rs
  • HDPE

la te ra ls a nd he a de rs

  • Blo we r to e xtra c t g a s fro m the we lls
  • F

la re to c o mb ust c o lle c te d g a s

  • Go a l: Ma ximize L

F G c o lle c tio n to re duc e o do rs

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SLIDE 8

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SCS ENGINEERS

STEARNS, CONRAD AND SCHMIDT CONSULTING ENGINEERS, INC.
  • PH. (845) 357-1510 FAX. (845) 357-1049

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4 NEW JERSEY SPORTS & EXHIBITION AUTHORITY

1 DE KORTE PARK PLAZA, POB 640 LYNDHURST, NJ 07071

SITE PLAN 2019 LFG COLLECTION SYSTEM KEEGAN LANDFILL

ISSUED FOR PERMITTING 5/31/2019

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K e e g a n L a ndfill GCCS

  • 28 Ve rtic a l Ga s E

xtra c tio n We lls

  • 1,140 ve rtic a l fe e t
  • 6 ho rizo nta l c o lle c to rs
  • Ab o ut o ne mile o f ma in he a de r pipe
  • Ab o ut ¾ mile o f la te ra l pipe
  • Va lve s fo r iso la tio n
  • 5 c o nde nsa te dra ins
  • 1 skid-mo unte d utility fla re

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Ve rtic a l E xtra c tio n We lls De sig n Pa ra me te rs

  • We ll De pth 40 to 50 fe e t
  • Bo re ho le s 36” dia me te r
  • Ca sing is PVC
  • Bo tto m slo tte d - sta rt 20-30 fe e t b e lo w g ro und

surfa c e

  • T

ypic a l “ra dius o f influe nc e ” – 100 fe e t

  • ~200 fo o t spa c ing o n la ndfill
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SLIDE 12

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Vertical Well Drilling

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Extraction Well Installation

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Extraction Well Installation

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Wellhead

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Ho rizo nta l Co lle c to rs De sig n Pa ra me te rs

  • I

nsta lle d o n fla t pla te a u o f la ndfill

  • Pe rfo ra te d pipe in a g ra ve l tre nc h
  • 6-inc h HDPEpipe
  • Dra in pits a t lo w po ints
  • So lid pipe to o utside slo pe s to pre ve nt a ir intrusio n
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L F G Co lle c tio n Piping

  • Pa thwa y fo r L

F G fro m we llhe a ds to b lo we rs

  • Pipe ma te ria l: HDPE
  • Size d fo r ve lo c ity a nd pre ssure dro p
  • De sig n inte nt is to ha ve mo re va c uum tha n

ne c e ssa ry a t a ll we lls. We llhe a d va lve is a djuste d to re duc e va c uum to ne e de d le ve l

  • Pipe slo pe d to pro mo te c o nde nsa te dra ina g e
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T re nc hing

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Pipe Pla c e me nt in T re nc h

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Co nde nsa te Ma na g e me nt

  • L

F G is sa tura te d with wa te r.

  • As L

F G c o o ls, wa te r c o nde nse s

  • T

e mpe ra ture dro p is a ffe c te d b y pipe le ng th, wind, flo w ra te a nd whe the r piping is a b o ve o r b e lo w g ra de .

  • Qua ntity o f c o nde nsa te pro duc e d is a func tio n o f

flo w ra te a nd te mpe ra ture diffe re ntia l

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Skid-Mo unte d Blo we r/ F la re

  • 15-hp b lo we r with 500 sc fm c a pa c ity
  • 6-inc h utility fla re with 750 sc fm c a pa c ity
  • 24-inc h dia me te r mo isture se pa ra to r
  • Auto ma tic shut-o ff va lve
  • F

lo w me te r with c ha rt re c o rde r a nd re mo te mo nito ring

  • Pilo t fla me a sse mb ly a nd ig nito r
  • Co ntro l pa ne l fo r a uto ma tic o pe ra tio n

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Odo r Co ntro l Pla n

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During Co nstruc tio n

  • Minimize o pe n tre nc h
  • No o pe n b o re ho le s, tre nc he s o ve rnig ht
  • Odo ro us wa ste fro m drilling / tre nc hing dire c tly o nto

truc ks

  • Sto c kpile d c o ve r ma te ria ls to c o ve r o do ro us wa ste
  • Mo nito ring sta tio ns a c tive during c o nstruc tio n
  • Odo r ne utra lizing a g e nt dire c t a pplie d
  • I

nspe c tio n o f a ll disruptio n a c tivitie s

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Odo r Ne utra lizing Ag e nt

  • Ne utra le ne b y Air Ca re
  • Ab so rb e nt filte r
  • Suppre ssio n o f dust, pa rtic le s
  • Sa lt tha t a c ts a s so lve nt a nd surfa c ta nt
  • NOTa ma sking a g e nt
  • Use d a t Mo nmo uth Co unty a nd o the r NJ

L a ndfills

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