GIS & its ApplicationsWATER RESOURCE MANAGEMENT

BUITEMS

Ehtisham Habib

Department of Civil Engineering

ehtishamhabib9@gmail.comFacebook.com/civilian9Twitter.com/EhtishamHabib

Table of Contents• GIS Overview• Tools for a GIS• GIS Data• GIS Analyzation• Steps in GIS Project• Software• Creating Shape File• Digitalizing• Geo Referencing• Symbology• Attribute Data Entry• Layer Properties• Report• GIS Applications

GIS Overview

GIS (Geographic Information System): computer information system that can input, store, manipulate, analyze, and display geographically referenced (spatial) data to support decision making processes.

Tools for a GIS• Hardware• Computer• Printer / Plotter • Digitizer• Scanner

• GIS Desktop Software (ESRI, Inc. – ArcView)• CAD Software (AutoDesk - AutoCAD)• Multimedia (Photos, Video, 3D Models)• World Wide Web (ESRI, Inc. – ARCIMS)• Personnel

GIS DataRaster Images - grids

“pixels” a location and value satellite images and aerial photos

Vector - grids Features: points, lines & polygons Attributes: size, type, length, etc.

GIS Analyzation

Steps in GIS ProjectRaster Topo Sheet

Shape file created in Arc Catalog

GeoreferencingDigitization of map

Attribute Data Entry

Set Layer Properties

SymbologyAnalysisReport

Software

Creating Shape File

Digitization

Geo Referencing

Symbology

Attribute Data Entry

Layer Properties

Report

GIS APPLICATIONS

Distribution of Water Table Depth in USA

Red: > 300’Pink: 201’ – 300’Sky Blue: 100’ - 200’Blue: < 100’

Water Nodes Location in California State of USA for Fire Extinguishing Purpose

Water Way during Monsoon & Heavy Flood Season in Bangladesh

QUETTA City generalized GIS about the positioning of WASA Overhead tanks and the Densely Populated Areas.

Dasht

Saryab

Satellite Town

Housing UnitOverhead Tank

Buffer – 1 km

Khadim

Babar

Ehtisham

Awais

Saryab

Brewery

Joint Road

Shehbaz Town

Ehtisham- Saryab2 water pumps in ½ mile buffer1 water pump in ¼ mile buffer

Babar- Brewery1 water pump in ¼ mile buffer

Khadim- Shehbaz TownNo water pump in both buffers

Awais- Joint RoadNo water pump in both buffers

GIS showing two major waste water transportation channel passing by Serena Hotel

Thank You