IRRIGATION SYSTEM FOR BERTRAM FIELD T
W---- Specifications for Irrigation System for
Bertram afield , Calem "a=nachu�etts
PIPING
The system design is based on the nye of Bell :uiny PVC Clam 16, ^ape
having integral bell and maximum rptio of OD to • : 1 of 2C :1 - ' rrel
and rinse groove of bell an well nn t',-- br,rrel of v , ^' T -
provid%e fora `' lF5n Pv '_ - • '
and joint. The use of an solvent ld joint b t, a t ,, bar, 1
the pipe and bell is not permitted .
Bell0ing pipe has t bell and rabb r ri .gym insert or nn ant
of each full pipe length. All "ointe rhall pro ids for er_ ns ' on -nd
contraction.
All pipe sizes sKown are minimum rizar reeuired.
Pipe and fitt':ngn shall be made fron, cle, n, viro' n, N:'F anrroved , Type
1 . Trade 1 (PVC 1120) T `: , conforminn to AnTY r- ire speciften. tionn D 17P4
60T . Pipe shall be pr,,! erated b;• hydreetztic .rerk' n? pre^eur r of 150
F`•I at 11.4 r and steal_ -- ' r .,pen* ' forth in commercial
`tand"rd CS 256-`3 wit! . _ 1mensionratio cr_ 26 .
Acetone Immersion Test . ,t,cr two ho7rr 17-,mien in a nenled container
of anhydrous (55e5/° pre ) wc"tone , a 1" '_ono sample shall rho- no vi ^ibl"
flaking or crnek'ng. ( 7 elling or soften' ng 10 not a falinre . ) 'n
accordance with 'S`.Y 1;?-63T-
*All p1po and fittinR7 shall bo installed ac-or:ilnn to inetallat ' en
1nctru-bons ,
Replacement of Mpe On& f, tt4ngs_ found defoctivo well Or ^nynPnt
of direct labor costs, up to oe T_"'.r foot must Or z nrantpad b,v
manufact.rer or his representative with th' s ':yid .
Standard 20 foot lengths muqn be n- .d . _do rande7 1-nrt`'' 011owndd .
+Installation and handling see iarufnctur r: inPtralti ' b^ok.
TRENCEF.S =
All trenches must be clean and free -rcm rock matr�rlal, 7" bed of r:-nd
will bo placed undar the pipe and a ' ' r^nd cover over +_ -^ n_ e . All
sand to be provided by t o city "T! r+ _deptn of tr r. to be
24". -
C..TT_'I:�G and
Do all eut: ing and patehin- to mt, tcl exiatinF, work in the exl ^tinc
building ae required , for all trade . Cdhtrnctor ,rill do all cl:ttlnc;,
patching, excavating and backfill.
ELS ICAL:
All .airing rn•ist be done with the use of #12 -F wire for the arol:nd
and #14 '. c ,!ir(, for the valves , all ,loints are to be soldered and
weat::erproofr,i as per the electrical code . No wir- le to he b,)riad
until approver . Furnish and install all wire and cable , boxer , fitt +ngs
and sundry devices and make all final eq•7lnment connectien^ . '^ork shall
be in accordrnce wits Rational "1e. trical rode ?.eo•:irem-rts and local
ordinances .
CO NTdOLTLHF-l:
Furnish and install in B•,lld+ ng (1 ) one Febco Model ^,R-jn controller
too er�ote systen. (Thi - controller has 49 avallftble start tr ;r and
a day omit •wheel. .:ac'i otrticn '.as itr o,m ^•lidi.n? 1, v^r variable
time sett' ng from 0 to 60 min'Jtcs . )
SOL•:NCID W LVi.S :
Shall be as manufactured be Febco '.odel !s 19513 1 ". V^lv,, rhnll be nil
cronze , globe type with mn1:al o%—ridgy . ':nc' Fnr' nkler rhall haves an
automatic solenoid valve .
SPRINK;—RS :
Shall be as m,..nufact-red by Febco '. cdel 262 Full Circlo with rubb'-:
tops . Housing shall be as ce^t bronze , s.,rinkler -h? 11 have no
gears , and shall cover a 360 circle , lzicl, -nrinkl-r shall b- mnd-
up wit^ �otnt, automatic dra +n vr� v. , :nd a rolenoid valve .
DRAINc :
Provide a Febco "yodel # R.SV-1;" quick coupling valy^ with counlpr on
3" PVC line for drainage in the winter. All pine to be pitched to
manual drains throughout the syctom. Automatic drains to be ar 7.,n-
ufactured by Rainbird Corp.
GATE VALVE:
Provide " atr> valve and reach box on main line to shut off synt-m. Tap
shall be taken from main at e ge o `fj ano rouq._ e d .
Contractor shall install a bnekflow preventer na directA by thr City..
Pro Wale a renrod :etton s-b : 41t drawing of the complete system locating
each pire ,ani; sprinkler head . manua r•, , na , .anc ga vavrI .
The sprinkler system shall be install«d by a Lawn I'nrinkler "ontractor only.
Spr!nkler contractor m st liQt 5 similar inr'allat+ ons m., dr in the ^rep
wit:, his proposal..
Contrsctor shall unconditionally guarantee the complete syater., in-t-:--11-
ation for ( 1 ) one veer following acoeots$oe from o••ner.
Contractor shall rid+.:st sprinklers to confor- to final t-rf d,v,,lopmr.rt
witho :t ad 'it., nal charge to o�-,n r.
Contractors shall also furnishthe following ervices for a ^-riod of on-
year frog date of acceptances
A, Two complete o^erat' on and per"orrnnnce inspections .
B. Shut off water supply and drain system for the first fall ecason.
C. Turn on the system for the 'first spring setanon and leave in good
operating condition.
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N��ssary,
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