HomeMy WebLinkAbout2010-10-05 O&M Plan SPR OPERATION & MAIWENANCE, PLAN FOR
351 Willow Street
Korth Andover, INIA
J ulv 26,201€1
Rev.- kept. 20, 010
The success of the �tnriMVAer Inanagenient plan depends on the propel` implementation, oPei-ation..
and maintenance of scvml nianagement coll1poilelrts. 'Tile following pi-ocavdures shall be
implemented to ensure success (}I'tlic SlovEnwater kfanageniept plain:
I, The contractor shall comply to the delails n1 construt;tion of the site as shown on tht� plans.
2. The catch bashm First Defeu%e units and infiltration chambers shall be inspected and
inaintaiii, cd as required in Table I.
a_ Flfe ti --e erosion con vol measuves during and after construction shall be maintained taltil a
stable turf is established on all altered areas.
Daring Canstruction:
The Contractor constructing the site and drainage system shall be responsihle fot` maintaining the
stormwater sy stenl diY ing comtruction
Routine maintenance of all items shall be perfo»ed in order to ensure adequate n1noff and
pollution Control during constraction.
once construction is complete, the Property ()%v per. MU1,1111 realty 'Trust shall assume
responsibility to operate and maintain the storniwater Ilianagement components. The owner shall be
responsible for all majillellance activities iicedtd E611o%ving the construction. The maintenance
schedule shown in 'fable I shall be done in pcip wil)',
- 111spectious of the catch basins. first defense tinits and it iltration cl1<'mbcrs as regmiraxd in
Table 1.
Cleaning of catch basins, Iirst deem-,e units and inftkralion cham bef-5 ai5 required in Table 1,
- Monitoring the erosion contreI system;until v-mabli shnient cif natriial vegelatio",
Table I. Maintenance Schedule for 1)rainage Struetures
Structur+; Ins eti
n _ T--- 14aiotennre_
m ,,
. * zErnps to be cleaned 2 tFr�t,s per year or wherever the
depth 0Fdeposits is �rc ater than or e�}ua1 to one half
Catch Basin Moll(hly the depth ftoni The bottom of the invert of the 10%vest
pipe in the basin
(April & Octobet)
.I
Rei n 'e sediir,ent once a year or as needed (i once
First Delensc Unit Monthly Du6ao the first Yk:ar 01' depth reaches 2 ")
{bpi ration And Fvtkry Six Months . f cnr0-,,e Sediment followinL, a spill In the dmi.nage area
After That U nl�ss lyirst Year . remove Oil & Floatahles ()nce a year of with sedirmept
Insp+;ctiom5 Shoe The Nced For More removal
1�reclueRt Inspections . Remove Evil & FloaWbles following a spill in the
drainage al-c M
yr
Infiltration Chambers Inspect a cr eve"Y mayor siorxtt event * M- easuric water depths in inspection port_ at 2�4 and 4
4i>r iirs# :� r�wnths killer constructi()n to hour Intl of#e�' sto��r� toeri struinr is drains .
ensure [Ile structures are; %Ar")rking * 1�ehab i I i tate sM Qturc if it lads due to 609Z�ing
properly.
1
Tlterr 4 r, twickx a YC 417
r�l I October ---