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HomeMy WebLinkAboutAGENDA REPORT 1992 1118 CC REG ITEM 08Gi ;A; , -� MOORPARKITIE"'8. G. 799 Moorpark Avenue Moorpark, California 93021 (805) 529 -6864 MEMORANDUM TO: The Honorable City Council FROM: Ken Gilbert, Director of Public Works DATE: November 10, 1992 (Meeting of 11- 18 -92) SUBJECT: Authorization to Advertise for Receipt of Bids for the Construction of Landscaping Improvements at Arroyo Vista Community Park z ACT10(V: By The City has retained the services of T. I Maloney, Inc., to prepare the landscape architectural design for the Phase I area of Arroyo Vista Community Park. On September 9, 1992, the City Council approved the Conceptual Design Phase of the required landscape architectural services and directed the architect to proceed with the Final Design and Construction Documents phases of the required work. With input from the City Council, the Public Works / Facilities Committee, the Parks and Recreation Commission (Tot Lot design) and staff, the architect has proceeded with the development of the final design for the required park improvements in this area. DISCUSSION A. Total Design Effort Phase I park improvements encompass the westerly half of the park site and is approximately thirty -three acres (33 ac.) in size. A diagram of the design for full improvements to this area is attached as Exhibit 1. The amended scope of design effort required by the landscape architectural services contract is set forth in Exhibit 2 attached. In addition, the City Council approved the addition of certain additional elements, including a second Tot Lot, parking lot lighting and lighting for all three softball fields. Elements deleted from the design effort include 1) incorporating previously prepared designs for rest room facilities and picnic shelters into the design package; and 2) the deletion of storm drain facilities no longer required due to the re- design of the park grading. PAUL W. LAWRASON JR. JOHN E. WOZNIAK SCOTT MONTGOMERY BERNARDO M. PEREZ ROY E. TALLEY JR. Mayor Mayor Pro Tem Councilmember Councilmember Councilmember Printed Cn Recycled Paper Arroyo Vista Community Park Landscaping November 18, 1992 Page 2 B. Initial Construction Effort Due to funding limitations, the plans and specifications for the initial construction effort will not include all of the above described improvements. The reduction in the scope of initial construction has been identified by the Public Works / Facilities Committee and was discussed at the September 9 City Council meeting. The design for some elements will not be included in the bid documents. Other items will be identified as NOT INCLUDED IN CONTRACT (NIC). Still other items will be identified as Add /Deduct Alternates. Generally, the scope of these initial improvements will be limited to irrigation, landscaping, a limited amount of walkways and the construction of the gravel road and two gravel parking lots. A revised diagram of the reduced improvement effort is attached as Exhibit 3. C. Fiscal Impact The bids for the reduced scope of initial construction are expected to range from $500,000 to $700,000 depending on the add /deduct alternates selected. D. Committee Review The Public Works / Facilities Committee reviewed the final draft design at their meeting of November 2 and recommend expediting the bidding process to allow for the award of contract as soon as possible. E. Schedule The draft plans and specifications will be completed and delivered on November 23, 1992. Baring any major changes, the plans and specification will be available to bidders by Wednesday, November 25. It is recommended that the City Council authorize advertisement for receipt of bids at this meeting and defer to the December 2nd meeting the approval of the Final Design Phase, the Construction Documents Phase and the plans and specifications for the initial construction effort. In the event of the need for revisions, said changes could be made by Addendum prior to the bid opening. If this approach is taken, bids could be opened the last week of December and considered by -- the City Council on January 6, 1993. Arroyo Vista Community Park Landscaping November 18, 1992 Page 3 RECOMMENDATION Staff recommends that City Council take the following actions: 1. Authorize staff to advertise for receipt of bids for the subject project. 2. Continue the following matters to the meeting of December 2, 1992: a) approval of the Final Design for all of the Phase I improvements required by the design Agreement; b) approval of the Construction Documents for all of the above; and, c) approval of plans and specifications for the initial construction effort. Wp \rpt\avpl ad 9v �9 °°000_o -o-oo rolla 61- &D 83 o all O ocb y� ��-�� O O 00 6 ) Z-,,�RRGYOo pAG�l S i 7 ,I17 d rA x Exhibit 2 (1 of 6) ARROYO VISTA COMMUNITY PARK LANDSCAPE ARCHITECTURAL SERVICES SCOPE OF WORK 1) Basis of Design: Although the basis of design shall be the Park Master Plan, the selected Landscape Architect is encouraged to propose design alternatives and options to develop and /or improve upon the approved design theme set forth in the Park Master Plan. 2) Phase I Limits: The area included in the Phase I improvements is limited to the westerly thirty -three acres (plus or minus) of the park site. 3) Accommodation of Future Phases of Construction: All of the elements of construction within Phase I shall be designed to adequately accommodate all planned future phases of construction. 4) Open Turf Area: The landscape design should be generally consistent with the Park Master Plan (Exhibit 1) from the °- west boundary of the park to a point just east of the westerly two softball fields. From that point easterly the design shall defer from the Park Master Plan by providing for an open turf area suitable for soccer and other open field sports. 5) Reconstruction of Open Turf Area: The Park Master Plan shows a third baseball field and other improvements in the open turfed area described above. The Consultant should attempt to accommodate the planned future reconstruction of this area, by providing initial irrigation and planting designs which can be modified with the least costs possible. Be advised that these reconstruction effort may require the regrading of a portion of this area. 6) Building Pad Area: The area identified on Exhibit 3 is subject to the design efforts of the Building Architect. This area shall not be a part of this Scope of Work except as noted below. 7) Rough Grading and Storm Drain Plan: Copies of the Rough Grading and Storm Drain Plan are available upon request to all interested firms. -- Exhibit 2 (2 of 6) 8) Grade Separation: Be advised that the Rough Grading Plan calls for a stepped grade separation of several feet at various key locations. This design approach was taken in order to provide for the development of final grades suitable for recreational activities. 9) Final Grading and Storm Drain Plan: The Final Grading and Storm Drain Plan is in the process of being prepared. Said plan will establish the final grading for the park and establish the locations and elevations for all of the storm drain inlets. The Consultant's Scope of Work shall include the design for performing fine grading based upon the parameters set by this plan, +Meluding -zany e��ensiens- e�- a�te�e�iens- �e- �l�e- e�e�m- el�e�r�- System. 10) Utilities: A utility plan is also in the process of being prepared. Said plan will include a design for the proposed construction of sewer, water, gas, electric, telephone and cable television facilities. Said plan will show the location of all such facilities, including the tentative locations of utility junction boxes. It will be the responsibility of the Consultant to determine the final location of all above ground facilities and to determine the location of all required points of connection to each utility. Provisions shall be made to provide telephone service to certain areas of the park. 11) Rest Rooms: DELETED 12) Concession Stand: DELETED 13) Tot Lot: The design shall include provisions for the construction of one Tot Lot play area just east of the softball fields as shown on the Illustrative plan ( Exhibit 1). The primary play apparatus is to be determined by the City. Upon selection, the manufacturer's name and model number of said apparatus will be provided to the Consultant to be included in the design package. The Consultant shall design an appropriate and adequate sand area, fencing, benches and other related improvements for the Tot Lot area. ,— Exhibit 2 (3 of 6) 14) Additional Tot Lots: The construction of an additional tot lot play area. The Proposal shall include a separate unit cost for the 15) Picnic Shelters: DELETEED 16) Entry Statement & Monument Sign: The design shall include a design for an Entry Statement, including a monument sign, to be located at the park entry on Tierra Rejada Road. 17) Signing Plan: A signing plan shall be provided for all directional and identification signs throughout the park. 18) Miscellaneous Hardscapes & Other Amenities: The design shall include provisions for adequate sidewalks, curbing, picnic areas, Bar -B -Q stands or pits, tables, benches, bleachers, drinking fountains, bicycle storage areas and other appropriate improvements and amenities. 19) Temporary Parking Lot: The design shall include the y1 construction of an unpaved (gravel) parking lot in the area east of the baseball fields. 20) Pedestrian Safety & Security Lighting: The design shall include provisions for adequate pedestrian safety lighting and security lighting where required, including the temporary parking area. 21) Softball Fields: The softball fields shall be designed by a qualified person or firm experienced in designing such facilities. The Proposal shall include references and /or documentation demonstrating such qualifications. 22) ADD ALTERNATE for Softball Field Lighting: The proposal shall include an ADD ALTERNATE for the preparation of complete design for field lighting for all three softball fields as shown on the Illustrative Plan ( Exhibit 1) . The softball field lighting shall be designed by a qualified person or firm experienced in designing such facilities. The Proposal shall include references and /or documentation demonstrating such qualifications. Exhibit 2 (4 of 6) 23) Phase I Softball Field Lighting Conduits: The design effort shall include provisions for the placement of all conduits and pull boxes in the Phase I area, necessary to facilitate the future construction of the playing field lighting. This effort need not include determining the exact location of the future light standards by the design effort described above. However, the design goal should be to avoid extensive demolition and reconstruction of the hardscape improvements around the softball fields when the future field lighting is constructed. 24) Lighting Other Areas: The design shall include an analysis and recommendations relative to the possible current or future lighting of the soccer field and other areas. 25) Future Lighting Requirements: The design for the electrical systems shall make provisions for the adequate and proper lighting of future improvements, including the softball fields noted above, tennis courts, parking, etc. 26) Soils Preparation: The landscape design should include all soils testing necessary to prepare a design for a soils amendment program for the entire park. 27) Slope Stabilization: The landscape design should include adequate provision for slope stabilization, including hydro- seeding where necessary. 28) Erosion Control Plan: The landscape design should include adequate provision erosion control during the construction of the park. 29) Landscaping: The landscape design should provide for a pleasing mix of plant materials consistent with the provisions of the Park Master Plan and compatible with the area, climate and soils conditions. An effort should be made to stress plant species which are drought tolerant. The plant materials selected should demonstrate an effort to incorporate water conservation measures. The Proposal shall include a discussion of the approach to be taken in determining the type of turf grass seed to be used. Exhibit 2 (5 of 6) 30) Trees: The landscape design should include ample provisions for the planting of a variety of species of trees suitable for the areas and uses intended. BE ADVISED THAT THE FINAL DESIGN PLANS MAY STATE THAT THE TREES WILL BE PROVIDED BY THE CITY. All construction cost estimates developed by the Consultant shall include a possible construction cost deduct alternate for this possibility. 31) Irrigation System: The design for the irrigation systems shall demonstrate an effort to incorporate low water usage devices, equipment, materials and techniques. All irrigation systems shall be equipped with automatic controllers. The automatic irrigation control systems shall be equipped with electrical harnesses enabling the remote operation of valve controls with devices now in use on other City facilities. 32) Two Irrigation Water Sources: The irrigation system shall be designed to accommodate two sources of water supply. The primary water source shall be two on -site water wells owned by the City. The secondary water source shall be the domestic water service provided to the property. The design shall include equipment to enable the user to change from one source to the other at any time. Appropriate and adequate backflow prevention, filtration and cross connection prevention shall be provided. 33) Water Wells: The location of the water wells are shown on Exhibit 2. The design effort shall include pressure testing of the water wells to determine flow rate design parameters. If necessary, the design shall include provisions for any required pressure regulation equipment on the water well supply line. 34) Potable Water System: The design shall provide for a separate potable water system for all drinking fountains, rest rooms, etc. 35) Control Facilities Plan: The design shall include a plan for the location of all irrigation and lighting control facilities. 36) Field Certifications: The service to be provided by the Architect shall include field certification of all equipment and materials placed by the Construction contractor. Exhibit 2 (6 of 6) 37) Maintenance Phase: The landscape design should include a requirement that the construction contractor maintain all improvements for an adequate and suitable period of time after completion and acceptance by the City. 38) Maintenance Program: The landscape design should include a description of a long term maintenance program for all plant materials and irrigation systems. 39) American Disabilities Act: The design for all improvements shall meet or exceed the requirements of the American Disabilities Act and /or other applicable handicap access requirements. 40) Other Resources: other resources available to the consultant include the property survey, topographical survey, hydrology study and geotechnical soils report. Sao 51 ARROYO V§sFA camhWuNgry PARK CITY OF MooRpARK LANDSCAPE MASTER PLAN