Final Report

Water & Wastewater Study for the Qalamoun Village

(This is just an overview of the 250+ page final design report contents.)

 

 
 

 

 

 

 

 

 

 

 

 

 

 


Table of Contents

 

 

List of Tables

List of Figures

Appendices

q     Appendix I – Maps & Drawings

q     Appendix II – Questionnaires

q     Appendix III – Water Supply Network Model

q     Appendix IV – Trunk Main of Water Supply Network

q     Appendix V – Close-up on Flow Velocity in Supply Model

q     Appendix VI – Close-up on Unit Headloss in Supply Model

q     Appendix VII – Close-up on Node Pressure in Supply Model

q     Appendix VIII – Full EPANet Hydraulic Analysis Report

Project Appreciation

History of Qalamoun

q     General Background: Tripoli

q     Historical origins of Qalamoun

Geographical Conditions

q     Geographical Location

q     Geological Conditions

Water Resources

q     Principal Sources

q     Internal Region Sources

q     Sources in the Field

q     Wells and Other Sources

q     Subsurface Water

Weather Conditions

q     Climate

q     Rainfall

q     Temperature

Habitations and Roads

q     Habitations

q     The roads

Economy

q     Industry and Artisanat

q     Agriculture

q     Fishing

Questionnaire and Demographic Analysis

q     Introduction

q     Population Distribution

q     Average Monthly Income

q     Average Number of Persons in a family

q     Estate Growth

q     Population Growth

q     Information about the Water Conditions

Categories of Consumption

q     Domestic Use

q     Trade Consumption

q     Agriculture

q     Public Use

q     Losses

q     Peaking Factors

q     Land Use

Description of Current Supply System

q     Overview of the system

q     Present Water Sources

q     Existing Facilities

Current Water Quality Conditions

q     Natural Springs

q     Wells

q     Hab

Description of Proposed Supply System

q     Well Fields

q     Service Reservoir

q     Distribution Network Characteristics

q     Metering Recommendations

q     Fire Hydrants

Water Treatment Plant Description

q     Location of the Water Treatment Plant

q     Rapid Filtration

q     Design Calculations of filter

q     Disinfection

q     Design Calculations

q     Plant Layout

Proposed Wastewater Network

q     Present Conditions

q     Wastewater network

q     Sewerage System Plan

q     Sewer Design Calculation Sheet

q     Main A: design

q     Materials for sewers

q     Site Selection

q     Wastewater Sampling Results

q     Current Outfall Locations

q     Biological process – Alternatives

q     Individual Wastewater Treatment Units - alternatives

q     Sludge Treatment

q     Odor Control

q     Final Effluent Pumping Station and Sea Outfall

DESIGN OF THE WASTEWATER PLANT

q     Screens

q     Grit/Grease Chambers

q     Primary Sedimentation

q     Return Activated Sludge Pumping Station

q     Activated Sludge Tank

q     Secondary Settling Tank

q     Sludge Thickener

q     Digesters

q     Sludge Dewatering Unit

q     Outfall Design

ENVIRONMENTAL IMPACT ANALYSIS

q     Summary

q     Introduction

q     Description of the Project

q     Description of the environment

q     Analysis of Temporary Environmental Impacts

q     Permanent Environmental Impacts

q     Environmental Monitoring Program

Specifications

q     Introduction

q     General Clarifier Specifications

Bill of Quantity & Cost Estimation

q     Bill of Quantity

q     Cost Estimation

Acknowledgements

Team Members

References

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Table 1  :    Age Distribution

Table 2  :    Monthly Income

Table 3  :    Population Growth: Sources

Table 4  :    Percentages of More than 18 (Male and Women)

Table 5  :    Estate Growth( houses, Shops, Factories)

Table 6  :    Linear and Exponential Expansion of Houses

Table 7  :    Secant Population Expansion

Table 8  :    Critical Growth Forecast Values

Table 9  :    Exponential Expansion Results

Table 10:    Person per House Ratio according to Linear Expansion

Table 11:   %Demand Distribution – (not supplying tourism)

Table 12:   %Demand Distribution – (supplying tourism)

Table 13:   Breakdown of Total Consumption

Table 14:   Demand Rates & Peaking Factors in the Year 2030

Table 15:   Current Water Supply Characteristics

Table 16:   Laboratory Results for Various Water Samples

Table 17-18:   Storage Volume (Case of Continuous 24hr & Periodic 6hr Supply)

Table 19:   Estimates of Area/Density Served by a 150mm Secondary Main in 2010

Table 20:   Wastewater Flow Peaking Factors

Table 21:   The Minimum Slope Required For Different Diameter Pipes

Table 22:   Spread Sheet Related to the Pipe Design Data

Table 23:   Continuity of Spreadsheet

Table 24:   Trench Width Required For Different Nominal Diameters

Table 25-26:   Numerical Results of the Spreadsheet 

Table 27:   Wastewater Treatment Plant Site Selection Using Weighted Decision Factors

Table 28:   Laboratory Results for Two Wastewater Samples

Table 29:   Comparison of Different Types of Biological Processes

Table 30:   Comparison of Activated Sludge Processes

Table 31:   Comparison of Flow Measurements

Table 32:   Comparison of Sludge Utilization Methods

Table 33:   Comparison of Sludge Treatment Alternatives

Table 34:   Comparison of Sludge Thickening Alternatives

Table 35:   Comparison of Sludge Stabilization Alternatives

Table 36:   Comparison of Sludge Dewatering Alternatives

Table 37:   Major Parameters in the Treatment of Wastewater

Table 38:   Wave Height and Frequencies Data

Table 39:   Salinity Data

Table 40:   Temperature Data

Table 41:   Seawater Density Data

Table 42:   Four Scenarios for the Design of an Outfall

Table 43:   Results for the design of Outfall

Table 44:   Temporary Environmental Impact

Table 45:   Permanent Environmental Impact

Table 46:   Mitigation Plan for Temporary Impact

Table 47:   Mitigation Plan for Permanent Impact

Table 48:   Bill of Quantities

Table 49:   Cost Estimation

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Figure 1  :   Ratio of Women to Men

Figure 2  :   Age Distribution

Figure 3  :   Average Monthly Income

Figure 4  :   Ratio of over 18 year’s old Population

Figure 5  :   Linear Expansion of Residential Houses

Figure 6  :   Exponential Expansion of Residential Houses

Figure 7  :   Linear Expansion of Factories

Figure 8  :   Linear Expansion of Shops

Figure 9  :   Exponential Expansion of Population Growth

Figure 10:   Linear Expansion of Population Growth

Figure 11:   Breakdown of Domestic Consumption

Figure 12:   Variation in Demand Categories over Design Period – (without tourism)

Figure 13:   Variation in Demand Categories over Design Period – (with tourism)

Figure 14:   Breakdown of Current Trade Consumption – (with & without tourism)

Figure 15:   Picture of a ‘Hab’ Well with a Chlorine Feeder

Figure 16:   Picture of a ‘Hab’ Well with a Chlorine Feeder

Figure 17:   Picture of Old Storage Tanks

Figure 18:   Picture of New Storage Tanks

Figure 19:   Picture of Relative Elevation of Old & New Storage Tanks

Figure 20:   Schematic of Locating Reservoir on High Ground in Qalamoun

Figure 21:   Schematic of Using a ‘Rise & Fall’ Main to Connect Reservoir

Figure 22:   Variation in Demand on Maximum Day (Ration)

Figure 23:   Variation in Demand on Maximum Day (Rate)

Figure 24:   Cumulative Supply & Demand Curves (24hr Supply)

Figure 25:   Cumulative Supply & Demand Curves (6hr Supply)

Figure 26:   Accumulation of Water in Storage Reservoir

Figure 27:   Schematic of Rapid Sand-Anthracite Sand Filter

Figure 28:   Proposed Water Treatment Plant Layout

Figure 29:   Picture of Sea Outfall

Figure 30:   Picture of Sea Outfall

Figure 31:   Seawater Density Profile (Summer Conditions)

Figure 32:   Seawater Density Profile (Winter Conditions)

Figure 33:   Picture of a Clarifier

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                              Appendices

 

 

 

q       Appendix I – Maps & Drawings

 

Drawing 1:    Location Map

Drawing 2:    Neighboring Villages

Drawing 3:    Topological Map

Drawing 4:    Geological Map

Drawing 5:    Relative Location Grid

Drawing 6:    Cadastral Map

Drawing 7:    Contour Map

Drawing 8:    Regional Slopes

Drawing 9:    Spot Locations

Drawing 10: Survey Spots

Drawing 11: Preliminary Distribution Network – Preliminary

Drawing 12: Proposed Expansion for 2030 – Preliminary

Drawing 13: Wastewater Plant Components

Drawing 14: Wastewater Plant Layout

Drawing 15: Roads Map

Drawing 16: Categorization of Land Parcels in Qalamoun

Drawing 17: Actual Population Distribution in Qalamoun (dot chart)

Drawing 18: Maximum Daily Domestic Demand in All Land Parcels<