Provision of Consultancy Services for Survey of Area Drainage at Dega Vihar, Visakhapatnam

Amount

Consultancy Services for Topographical and Contour Survey of entire Dega Vihar Area [Approximately 22 Acres] including Design of suitable Drains for efficient drainage of the Rain Fall, Sewage etc. from Dega Vihar in to existing nearby GVMC Drains complete all as specified and as directed. The broad scope of the Consultancy Services includes the following: [a] Reconnaissance to get broad view of the entire area for planning of survey and to know the details of various structures and utilities like Roads, Streams, Creeks, Hills, Installations, Permanent Structuresetc. [b] Conducting detailed topographical survey at a Grid Interval of 3.00 m and Contour Interval of 0.50 m to provide accurate base line data with all existing Permanent Infrastructure/Utilities, including allocation of boundary, locating all the existing Buildings, Roads, Drains, Green Belt Areas, Hills, Installations etc, getting information about Underground Cables, Sewer Lines, Fire Control Systems etc. from various sources and comparison of the available data at site for confirmation using Electronic Total Station. [c] Flying the levels from the nearest GTS Mark upto the site and establishing TWO Permanent Bench Marks on a permanent concrete structure and taking levels at required locations. [d] Preparation of drawings with all the features like buildings etc. on 1:1000 scale in AUTOCAD format and superimposing the details of underground pipelines and cables in different colours for plotting the details as and when required. [e] Preparation of Location Plan / Site Plan on 1:8000 scale in AUTOCAD format highlighting the existing Buildings, Structures and Installations. [f] Digitalisation of entire data by presenting in different layers to get the complete view, and submission of soft copies. [g] Suggestion of location of roads, bridges, culverts, drains, retaining walls etc. to protect from landslides including their design.

[h] Design of Suitable Area drainage system confirming to CPHEEO norms for effective drainage of the entire area under normal and high flood conditions / rainfall conditions with reference to the adjacent Flood Channel / GVMC Drains. [i] Drawings shall clearly indicate the flow direction, slope of the drains, Cross section of drains as per the design throughout the length, Under Ground Sumps etc and Pumping Arrangement / System, if required including suggestion of location and design of Under Ground Sumps, Pump Houses and Pumping System etc.if required including suggestion of location and design of Under Ground Sumps, Pump Houses and Pumping System etc.and protective lining for streams and creeks against erosion and streamlining the flow of streams and creeks. [j] Preparation of Bill of Quantities as per MES Standard Schedule of Rates for the Designed/Suggested Area Drainage System, lining system for streams and creeks, earthwork for filling low lying areas, earthwork excavation required for cutting. [k] Specific recommendations on feasibility of modifications of existing area drainage system to suit the present requirement, along with calculations and bills of quantities [l] Preparation of Conceptual Project Report incorporating all the above factors with approximate quantities with maps of topography, contour, geotechnical resolution and recommendations of suitable foundation types based on above test results complete all as directed. Notes: [i] The design shall be based on 15 minutes interval rain fall data for last 25 years and the consultant shall obtain the data from IMD if the bidders are not having the information readily with them. The rate quoted shall be deemed to include charges for obtaining the data from IMD. [ii] Site clearance consisting of cutting bushes, grass, weeds etc to facilitate surveying and geo technical investigation and depositing all the cut materials within the site area complete all as directed by the Engineer-in-Charge. [iii] The approximate area of the Dega Vihar is 22 Acres and on completion of the surveying work, if the area is varying with that specified hereinabove, the contractor shall have no claim on this account and the rate / lumpsum quoted by the bidders is deemed to be including for the entire area under Dega Vihar.

Indobuildenterprise

P SRINIVASA RAO

U.C.CONSULTANCY

M/S EVEREST INFRA

M/S SRI VENKATA BHAVANI CONSTRUCTIONS

Soigne Engineering Consultants

M/s Modcon Creative Sketcher Pvt Ltd

MR ENTERPRISES