Txawm hais tias tsim lub lawj lossis cog paj, thov ua raws li cov lus qhia hauv qab no rau kev tsim tsev lossis cog ib puag ncig koj cov khoom siv.
meters
- Tawm tsawg kawg 2 'kev tshem tawm ntawm ob sab ntawm koj lub ntsuas roj av thiab 3' ntawm kev tshem tawm pem hauv ntej
- Tsis txhob muab cov khoom tso rau ntawm lossis ze ntawm 'meter'
- Txiav rov qab overgrowth kom muaj kev tshem tawm
- Tsis txhob cog tsob ntoo loj lossis ntoo ze lossis pem hauv ntej ntawm lub 'meter'
- Xav txog kev nkag mus rau metres thaum npaj kev tsim kho lossis cov phiaj xwm toj roob hauv pes
- Tsis txhob kaw qhov ntsuas hauv lub lawj, lub thawv, lossis lwm yam qauv
- Khaws cov meters kom meej ntawm cov daus thiab dej khov
- Khaws qhov chaw ntawm qhov hluav taws kub tsawg kawg 3' los ntawm txhua sab ntawm lub ntsuas roj
- Thaum txhim kho RV pob zeb los yog txuas koj txoj kev tsav tsheb, xyuas kom lub tes tsho yas tiv thaiv cov roj riser los ntawm cov pob zeb.
Pipeline Markers
- Tsis txhob ua puas los yog tshem tawm cov yeeb nkab cim
- Txiav rov qab overgrowth kom muaj visibility
Nrhiav cov cim
- Tsis txhob rhuav tshem, tshem tawm, npog, lossis hloov xim / chij nrhiav cov cim (tshwj tsis yog qhov project excavation tau xaus)
- Tsis txhob tsim cov vaj tse (tsev, khw, chaw nres tsheb, thiab lwm yam) lossis qhov hluav taws kub saum toj ntawm cov khoom siv hauv av (sawv cev los ntawm cov cim nrhiav)
- Xav txog kev hloov koj txoj haujlwm khawb yog nyob rau hauv ob peb taw ntawm qhov chaw, lossis ua tib zoo khawb tes kom tsis txhob muaj kev puas tsuaj hauv av.