Fisa de executie foraj apa

FISA DE EXECUTIE

A FORAJULUI DE ALIMENTARE CU APA

FAA    LOCALITATEA

Beneficiar …………………………………                                            Executant

Contract nr ……..  data  …………………………

Date tehnice foraj:

Data incepere 31.07

Data terminare 07.08

Instalatie de foraj –

Prajini de foraj – lungime / diametru – 5 m / 89 mm

Diametrul de sapare – 215 mm

Adancimea de sapare – 180 m

Adancimea de tubare – 175 m

Diam coloanei de tubare–125 mm

Clasa de rezistenta R 10

Model/tip/producator Valrom

Lungime burlane de tubare  5m

Lungime filter 5m

Tip filtre: latime fante , orientare fante, suprafata active, 0,5 mm, transversale, 3%

Interval pietris margaritar 80-175 m

Interval cimentare 70-80 m

Strate acvifere captate (interval) 110-140 , 150-170 m

Nivelhidrostatic 1,5 m

Debit maxim Qmax 4,5 l/s

Nivel hidrodinamic la Qmax 3m

Pompa submersibila model /tip SP 14A – 7

Adancime de montare pompa 25 m

Diametrul pompei 4”

Strate poros permeabile 110-140 ,  150-170 m

Intocmit:eu

Se recomanda exploatarea forajului cu orice pompa submersibila cu diametrul maxim de 101 mm si debitul maxim de 4 litri/secunda. Adancimea de montare intre 10 si 50 m.

Exemplu – la 220 v – SQ 7-40 ,  la 380 v – sp 14A – 7

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