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• Los Altos Hills Trail Projects: Staircase Design at property line of lot #28600 November 3rd,2010 Exhibit A - Scope of Work Staircase design at southwest property line of lot# 28600 -- south of Matadero Creek Lane Project Description The objective is to create a stairway with a rural design aesthetic to provide safe pedestrian passage Currently, approximately 180 linear feet of 45 percent or greater slope exists over a sanitary sewer easement along the southwest side of lot#28600 The steep slope and underground sewer line complicates the design and construction of a staircase in this location The stairway design will tentatively include handrails and landings and will be reviewed with Town staff periodically throughout the duration of the project The staircase will be designed for pedestrian travel only and should be posted by the Town to preclude equestrians and bicyclists due to the unsafe conditions relating to the steepness of the existing grade Alta Planning+Design(Aka), Jakaby Engineering,CSG Consultants and Timothy C.Best,CEG(Tim Best)will team to provide working drawings,specifications,estimate of probable costs and ultimately,bid documents to the Town for project implementation This scope assumes that no SWPPP or SWPPP monitoring is required for the project Scope of Work Task 1.Project Initiation and Management 1.1 Kick-off Meeting Jakaby Engineering and Alta and will attend a sire visit with Town staff to review existing conditions, objectives,applicable design and planning standards,and to confirm or amend the scope of work/budget and to prepare a project schedule 1.2 Project Management Alta will provide overall project management,including coordinating with Town staff and other consultants, preparing and maintaining the project schedule,prepare or reviewing invoicing,and preparing monthly budget and work progress reports,and regular informal reports to the Town Task 2.Base Map and Data 2.1 Base Mapping and Survey The base map will be composed of available 1 foot LIDAR contour data and GIS data from Santa Clara County for the topography map and property line information and to establish the limits of the stair case improvement work The property line data is considered approximate due to the nature of the available GIS data and the fact that we will not have a topographic survey undertaken for this project The LIDAR topographic data will be overlaid on an aerial photo for orientation to other adjacent site features If available,the Town will provide Alla Planning Design 11