RecDoc 2016-072248 275 Oracle Pkwy Centrum Owners Associates_STMMA

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Flow-Through Planter Maintenance Plan for Design Tech Charter School June 3, 2016 r Project Address and Cross Streets ate % ��l�l' . , i 275 Oracle Parkway, Redwood City, CA 94065 tt,t `= i 1 Assessor's Parcel No.: 095-040-999 I P t, - ` ,,, Property Owner: Oracle America Inc. r ' i � ,, ; Phone No.: Designated Contact: Phone No.: 1 Mailing Address: 500 Oracle Parkway 50P-8 Flow-through planters are designed to treat and temporarily detain runoff without allowing Redwood Shores, CA 94065 seepage into the underlying soil. They typically receive runoff via downspouts leading from the roofs of adjacent buildings. The property contains 2 flow-through planter(s), located as described below and as shown in the attached C6.0 & C6.1 Stormwater Management Plan: • Flow-Through Planter No. 1 is located within DMA-04, northwest of the school. • Flow-Through Planter No. 2 is located within DMA-05, northwest of the school. • Flow-Through Planter No. 3 is located within DMA-06, southwest of the school. • Flow-Through Planter No. 4 is located within DMA-07, north of the school. • Flow-Through Planter No. 5 is located within DMA-09, northeast of the school. • Flow-Through Planter No. 6 is located within DMA-10, south of the school. • Flow-Through Planter No. 7 is located within DMA-11 , east of the school. • Flow-Through Planter No 8 is located within DMA-12, southeast of the school. I. Routine Maintenance Activities The principal maintenance objectives are to ensure that water flows unimpeded into the flow-through planter and landscaping remains attractive in appearance. Table 1 shows the routine maintenance activities, and the frequency at which they will be conducted. Table 1 Routine Maintenance Activities for Flow-Through Planters No. Maintenance Task Frequency of Task 1 Evaluate health of trees and groundcover. Remove and replace all dead Twice a year and diseased vegetation. Treat vegetation using preventative and low-toxic methods. 2 Maintain vegetation and the irrigation system. Prune and weed to keep flow- As needed through planter neat and orderly in appearance. 3 Check that mulch is at appropriate depth (3 inches per soil specifications) Monthly and replenish as necessary. 4 Check that soil is at appropriate depth. Till or replace soil as necessary to Before wet season and as maintain a minimum of 6 inches between top of mulch and overflow weir. necessary 1E104V402651N lt131160421 ANnean tie cxxwor V0.TMPP013C(ONCPVP?FlawMeutOmtentmyiuo6w Page 1 ATTY/AGR/2016.160/CENTRUM OWNERS ASSOCIATION - STMMA REV: 06-22-16 JS