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FROM R i chard I,, E19 � PHONE NO 707 874 3570 � Jut 29 1,399 02 04AM P01
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<br /> l-IS-5 07 procedures for Fleld investigations az
<br /> _ Underground Spills of Gas and other petroleum Distillate
<br /> 5. Personnel may reenter the work aie,i only by clearance of the )ISM lifter the cau-,e 0f tl,r
<br /> emission has been determined and the ,source abated
<br /> G Prepare incident repos t and submit to the I ISM
<br /> 507.9.4 Monitoring Guidelines
<br /> Personnel exposure m01111ormg should be pciformed as often a4, neI e4,4,aly and wlivicvei nets%%.,,y
<br /> to prole-ct field personnel f,„m hazardow, cunt entrat,ony of orgasm vaPo,s Monitor lilt Irlu4,t be
<br /> p formed by individuals trained in the calibration, use and ca,e of the mquire:cl ,nstrun,ent4,
<br /> Tommy lotion levels are com,derably lower then eaploslvity action leveL4, t heicfore, 1ntt,411 anti
<br /> perioda. monitoring should tx- conducted with the 131D or FID Mon,taring Shall Im t onducted m
<br /> the worker's biemiling zone, which L,, a 1 1001 ci,a,netet spl,cic curiounding the workci's heap
<br /> 1 fie tthirm on this In4,lrtiment should be stet to sound at the action level If v.ipt?,s arc u,rJ%LIICd
<br /> contlntlausly and tht' tnstrutTtent mtfst be unattended. the detector inlet should bt Imated a% tiu4,t.
<br /> to the worker's breathing zone as posc,k,lr Dec i!,ion% i—q-ardu,g re%pinitur use should be bawd on
<br /> bleath,ng Tonc vapor t:oncentra11011b a1 personnel eapcc.ted to have the giratem expr,suie%
<br /> ,'articular rftui t should be: made 10 111trn,tor prrsotlnel erpoSures while trcnchu,l, boI m}t ()I tank
<br /> I„eitmi: prc�gre%se%
<br /> EX13101-1vity tt1onitot u,g %hould be continuous, with the do tet tai ,et at a rut atirm ne�u Ind
<br /> downwind o1 the4,nurce of emission Addu,unal n,onn0ruig will, t11e: C:GI should be perfmilied
<br /> when rnpanic vapor concentrations exceed the ppm range of the NIU of FID umrumcat it tile,
<br /> alarm sounds while continuously inun,toru,g with a CGI, initiate shut-down and cvacnatton
<br /> procedure~ immediately
<br /> 507.90 AREA CONTROL
<br /> Accm to hazatclouti and potentially h,izaidmis ,irca% of spill „les muY tie controlled to reduce the
<br /> prob,th,lity Of OU nrrencc cit physical injury dnti cheir,u al cxputiurc 01 field per%onnel, vimmis, Incl
<br /> the public A l,azardou4, or potentially haza,dous area include., dny UCA where (1) field pei%or,nel
<br /> are iequired to wear re4,piratoi%, (2) boring~ are bring didled with powercd augers, or (1)
<br /> eXLav=itttlg opeiauons with heavy equipment arc being perfoimed
<br /> ne bounda„es of hacardous and potentially hazardous aicas mum to identiflud by cortions,
<br /> barricades, or emergency traffic cones or po%t%, depending on Londltions If suit, areas ale left
<br /> unattended, Signs warning of the danger incl forbidding entry must be plaLud around the pcin„ctrl
<br /> if the Ilea-; are accessible to the public 'frenche,% and othei large holes must be gudrded with
<br /> wr,oden or metal barricade% spaced no further than 20 fret apart ,inti LVluicctrci will, yeRuw t„
<br /> yellow and black nylon tape not lc,,% than 3/4-1m lic4, wide The Nii,c sale% must bC 171dccd no 1Cs4,
<br /> thin two feet Flom the edge of the excavation or hole
<br /> Envy to hazardous areas shall be litnrted to individuals who must work m those .leas U1110 LIal
<br /> visitor~ mt,st not be permitted to enter Iiaza,cft,t % arras wl„le, work ut tf,utie aicas ,4, n, ptol;icati
<br /> Official visltors Should be dix ouraged fioin et,teluig lWaidous arras, but may be allowed to entei
<br /> n,Ily if they agree to abide by the provisions of this (iouin,cnt, relit?w ordca s noires l)y the ,trite
<br /> ,%Ifety officer, and are intormed of the potential dangers that could be encoumricd in the alta,,
<br /> �”-"'"Y""" �-✓ OFERnTING PRO4EDURE
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