Digitization of Re-Survey Maps based on Total Station Survey using CollabLand Software at Thycaud Village in Thiruvananthapuram Dist. of Kerala

Thycaud - Village at a Glance Situated at the heart of the Trivandrum city Holds Assembly, Secretariat, Railway Station, Bus Stand, and other Administrative complexes Thickly populated; Very High Land Price. Too many land owners; Daily mutations. Needs precise surveying and digitization.

Thycaud - Village at a Glance Village consists of 186 Blocks, which in-turn consists of the land holdings (Survey Numbers) Some Blocks contain just 1 or 2 Survey Nos. Some Blocks contains hundreds of holdings. 5 Blocks have more than 200 Survey Numbers 12 Blocks with 150 – 200 Survey Numbers More than 30 Blocks with 100 – 150 Holdings Total Holdings (Survey Nos.) = 14,000 (approx)

Digitization using CollabLand CollabLand 1.6 was used in Thycaud Village (current version is 1.8, which has more features) Software was given FREE to the State Govt. Adequate Number of software installations helped fast digitization and timely delivery. Staff were trained at Trivandrum by NIC

Digitization Process Importing GSI files from Total Station Instruments into CollabLand Connecting Boundary Points using Mouse (or through Key Board input of Point Names) Automatic Computation of Lengths and Area. Added details like Symbols, Notes, Buildings

Storage in Database Saving of Maps in Data Base. CollabLand uses PostgreSQL database, which is Free and Open Database Storage allows anytime anywhere access. Thus further speed up digitization. 3-Tier workflow for Map verification & approval. Easy Backup and Restore; High Data Security

Mosaicing of Maps Easy and fast mosiacing of parcels to form Village Maps. Mosaicing in matter of seconds Mosaiced maps stored as Shape Files as well as in the PostgreSQL database.

Integration with Non-Spatial Data CollabLand was integrated with the software for digitization of ownership info developed by NIC Kerala. Combined print-out of ownership information and the Map was given to owners for Rs. 15. Provided facility for verification of records through touch-screen Kiosks.

Why CollabLand – 5 Good Reasons Single software for all Survey Systems & Needs Ladder / FMB; Total Station; Shape File; Other Software Files Parcel Maps, Traverse Maps, Mosaiced Maps Integration with Non-Spatial Land Records Application Database Approach (Accessible Anywhere / Anytime) Negligible cost (FOS Tools) / Platform Independent Modifiable Software – IPR is with Govt. of India