ID Task Name Duration

0 MURITALA MOHAMMED AIRPORT HYDRANT PIPELINE SYSTEM 4 mons1 1 Project Kickoff Meeting 1 day2 2 Personnel Mobilization 1 day3 3 PROJECT MANAGEMENT 2.35 mons4 3.1 Review of FEED documents and data gathering 3 days5 3.2 Site Visit 4 days6 3.3 Work Breadown Structure and Execution Plan 5 days7 3.4 Development of Master Document Register 10 days8 3.5 Man Power Planing 5 days9 3.6 Engineering Design Basis 7 days10 3.7 Issue of Long Lead Items 30 days11 3.8 Review of acquired data / Mark-up of As-Built document form Site 7 days12 3.9 Site Visit Report 7 days13 4 Project Control and Quality Assurance 3.96 mons94 5 Project Monthly Review Meeting 3.27 mons99 6 Daily Interdiscilinary Check 3.96 mons

180 7 Mobilization to Site 2 days181 8 DETAILED ENGINEERING 3.85 mons182 8.1 SURVEY (Detailed Topographical, Geotechnical and Geophysical Survey

Data)0.9 mons

183 8.1.1 Geophysical / Geotechnical Survey of Pipeline Route ROW From SaharaDepot to Airport Terminals

6 days

184 8.1.2 Geophysical / Geotechnical Survey of Sahara Aviation Depot Facilities and Airport Fuel Hydrant Station

6 days

185 8.1.3 Geotechnical / Geophysical Soil Investigation and Report 7 days186 8.1.4 Soil Resistivity (Field Work) 8 days187 8.1.5 Soil Resistivity Lab & Report 7 days188 8.1.6 Survey Report and CADD 7 days189 8.2 PROCESS 1.5 mons190 8.2.1 Prepare Process Flow Diagram (PFD), Piping & Instrumentation Diagram

(P&ID), Utility Flow Diagram ( UFD)30 days

191 8.2.2 Sizing Calculations (Piping, Valves Tanks, Hydrant system) 10 days192 8.2.3 Data Sheets 10 days193 8.2.4 Detailed Pipeline Hydraulic Studies & Report 5 days194 8.3 HSSE 0.4 mons195 8.3.1 HAZOP 3 days196 8.3.2 HAZOP Closeout Report 5 days197 8.4 PIPING / MECHANICAL 2.8 mons198 8.4.1 Piping Specifications 15 days199 8.4.2 Data Sheets 15 days200 8.4.3 Sizing Calculations (Piping & Valves) 10 days201 8.4.4 Wall Thickness Calculation / Stress reports 25 days202 8.4.5 Piping General Arrangment Layout 25 days203 8.4.6 Tie-In Details 10 days204 8.4.7 Piping MTO 10 days205 8.4.8 Piping Isometrics Drawings 25 days206 8.5 PIPELINE 1.7 mons207 8.5.1 Pipeline Specifications 15 days208 8.5.2 Data Sheets 15 days209 8.5.3 Typical Drawings 12 days210 8.5.4 Pipeline MTO 10 days211 8.5.5 Pipeline Stress Analysis / Modelling 15 days212 8.5.6 Pipeline Alignment Sheet 25 days213 8.6 CIVIL / STRUCTURAL 2 mons214 8.6.1 Plot Plan General Arrangement Drawings 15 days215 8.6.2 Civil Specification 15 days216 8.6.3 Support and Foundation Sizing Calculations 25 days217 8.6.4 Civil Structural Drawings & Details 25 days218 8.7 INSTRUMENTATION & CONTROL 1.95 mons219 8.7.1 Instrument Operating Philosophy 10 days220 8.7.2 Instrumentation Specifications 25 days221 8.7.3 Instrument Data Sheets / Control valve sizing calculations 25 days222 8.7.4 Leak Detection Design 20 days223 8.7.5 Instrument Equipment Layout Drawings 15 days224 8.7.6 SCADA Concept / Logic 25 days225 8.7.7 Instrument Drawings / Block diagrams 20 days226 8.7.8 Instrument MTO 10 days227 8.8 ELECTRICAL 2.5 mons228 8.8.1 Specifications & Data Sheets for Electrical Equipments 10 days229 8.8.2 Electrical Cable, Power Requirement Calculations & Sizing Reports 20 days230 8.8.3 Electrical Equipment Layout & Drawings 25 days231 8.8.4 Electrical Schedule / Single Line Diagram 20 days232 8.8.5 Earthing, Lightning & Perimeter Lighting Details 20 days233 8.8.6 Hazardous Area Clasifications 20 days234 8.8.7 Electrical MTOs 10 days235 8.9 GENERAL 0.25 mons236 8.9.1 Project Closout Report 5 days237 8.9.2 General Operation and Maintenance Manual 5 days238 8.10 Engineering Close-Out Report 4 days

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MURITALA MOHAMMED AIRPORT HYDRANT PIPELINE SYSTEM

FRAZIMEX ENGINEERING LIMITED Page 1 of 1

Project: MURITALA MOHAMMED AIRDate: Wed 5/20/15