This document provides an overview of the services offered by RHI, an engineering firm focused on the cement industry. RHI offers a wide range of services including consultancy, feasibility studies, engineering design, raw material investigation, quarry operations, plant operation and maintenance, project management, and construction services. Their scope spans all aspects of cement plant projects from initial planning through commissioning and operations.

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“RHI” was established in 2004, in response to the increasing regional demand for a professional single service provider
for heavy industrial projects, with a focus on cement industry.
“RHI” draws and spans from a wealth of knowledge and experience of a carefully selected highly qualified team of
Processes, Geology, Mining, Mechanical, Structural, Electrical and Construction Engineers and professionals, providing
innovative, forward thinking, and cost effective solutions to all our client’s needs.
Based on customer requirements, “RHI” scope can span from concept to commissioning and plant operations, including:-
1) Consultancy and Feasibility Study Services.
2) Engineering Services.
3) Raw Material Investigation & Quarry Operations Services.
4) Total and Technical Plant Operation and Maintenance Services.
5) Project & Construction Management Services.
6) Turnkey & Specialty Contracting Services.

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1. CONSULTANCY AND FEASIBILITY STUDY SERVICES
INCLUDING:
"RHI" scope of services covers the following:
1.1 Raw Materials Study Including
• Availability
• Characteristics
• Requirements
1.2 Design Basis of New Cement Production Line Including
• Preliminary sizing of the main equipment and storage
capacities
• Choice of production process and general layout
• Plant general arrangement
1.3 Machinery and Equipment Description Including
• Project time schedule
• Flow sheet
• Plant layout
1.4 Project Economics
• Investment Cost Estimate (CAPEX)
• Production Cost Estimate (Fixed & Variable)
1.5 Tender Documents Preparation & Tender General Conditions Including
• Invitation and instructions to bidders.
• Setting the criteria and procedures for, evaluation of suppliers and contractors qualifications.
• Preparation of required technical and quality characteristics of the equipment, construction, and services to be
tendered.
• Setting the evaluation criteria and bids relevant weighing systems.
• Preparing the terms and conditions of the contract and its form and annexes.
• Specifying tender price formulation.
1.6 Project Technical Specifications Development Including:
Mechanical, Electrical and Civil technical specifications:
1.7 Raw Materials Assessment and Recommendation Including:
• Limestone
• Clay
• Gypsum
• Others
1.8 Preparation of Tender Drawings Including:
• General layout
• General flow sheet
• Electrical single line diagram
• Civil drawings
• Plant site location
• Contour map.

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1.9 Tenders Evaluation and Negotiations Including:
• Detailed Analysis of bids received.
• Guarantee and performance testing conditions evaluation.
• Conducting clarification meetings with bidders.
• Analysis of the supply division list to define extent of local
fabrication.
• Study of Sub-Vendors and Sub-Contractor's list to ensure
quality of deliverables.
• Specifying the weighed criteria for the technical and price
evaluation of tenders.
• Carrying-out the technical and commercial evaluation.
• Preparing final evaluation report with recommendation for
contract award.
• Contract negotiations participation.

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2. ENGINEERING SERVICES INCLUDING:
2.1 Civil & Structural Engineering Including:
• Foundation design.
• Reinforced concrete structural design.
• Structural steel design.
• Structural modification and strengthening of existing structures.
• Design verification.
2.2 Mechanical Engineering & Facility Design Including:
• Plant layout & General plant arrangement.
• Piping material handling systems.
• Transport equipment design.
• Auxiliary equipment sizing and selection.
2.3 Process and Equipment Engineering Including:
• Basic process design of equipment including: kilns, mills, fans,
cooler, transport and handling equipment, filters, etc….
• Flow sheet.
• Material and heat balance.
• Refractory engineering.
• Detail design of equipment such as transport and handling equipment, ducts, hopper, silos, plate works.
• Auditing and technical evaluation of existing plants and equipment for retrofits modernization, and upgrading
projects.
• Plant Engineering review and assessment.
2.4 Electrical Design Including:
• Single Line diagram.
• Schematic and Wiring diagrams.
• Specifications and data sheets.
• Cable layouts and routing diagrams.
• Communication systems.
• Fire detection / alarm systems.
2.5 Instrumentation Design:
• Instrumentation specifications and data sheets.
• Logic / loop diagrams and termination drawings.
• Hook-up and installation drawings.
• Control room layout and arrangement drawings.
• Panel specifications and arrangement drawings.
• DCS and ESD specifications.
2.6 Environmental engineering:
• Environmental Emissions Assessment.
• Emission reduction and control.
• Filters upgrading, engineering and design.

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3. RHI RAW MATERIAL INVESTIGATION SCOPE OF SERVICES
INCLUDES:
3.1 Phase I: The Preliminary Raw Material Investigation Scope Including:
• Providing of all the drilling equipment, tools, materials, core boxes,
personnel, and supervisory staff needed for drilling execution.
• Directing the investigation, and ensuring maximum core recovery, correct
sampling and required drilling depth.
• Performing lithologic description of the cores and preparation of well logs.
• Dropping and platting of the drill holes location by ground surveying.
• Performing sampling, chemical analysis, and physical testing of core
samples.
• Supervising the analysis in the laboratories, and recording the result.
• Full interpretation of the drilling data, lithological logs, chemical analysis
results, physical testing results, and site geologic information.
• Preparation of the report for the preliminary row material investigation, including all data, records, measurements,
well logs, analysis and tests results, full interpretation of data, and assessment of investigated deposits in terms of
quality, suitability and potential sufficiency.
3.2 Phase II: The Overall Geological Investigation Scope Including:
• Surveying of the deposit area and the plant site by ground surveying, and
the production of contour maps to the scale 1: 1000 or 1:2000, and contour
interval 0.5 – 1.0m.
• Establishing the core drilling program for each raw material deposit and
preparation of the drilling specifications for each deposit.
• Preparation of the technical specifications for the core treatment and sample
preparation.
• Preparation of the technical specifications for physical testing and chemical
analyses.
• Core treatment, sample preparation, physical testing, and chemical analysis
in the laboratories.
• Reviewing and analyzing of all the field data, measurements, chemical
analysis results and physical testing data
• Establishing of the electronic data base for the project raw material
information.
• Calculation of the weighted averages composition of the members and of
the deposits.
• Chemical correlation of strata or members in each deposit.
• Establishing the block modeling for each deposit.
• Estimation of the grade reserves for each deposit.
• Preparation of best raw mix designs for the production of OPC and SRC with minimum possible components.
• Preparation of the overall raw material investigation report with main guidelines and recommendations for opening
the quarry in each deposit.
• Preparation of the technological samples to be handed over to the bidders or to the successful supplier.

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3.3 Phase III: The Detailed Investigations and Mining Plan Scope
Including:
• Preparation of the plan for core drilling, sampling, analyses, and tests.
• Supervision of drilling and sampling.
• Supervision of sample preparation, chemical analysis, and physical
testing.
• Interpretation of the survey data, chemical analysis, and physical
testing results.
• Preparation of the detailed mining plan.
3.4 Phase IV: Quarry Opening Scope Including:
• Preparation of production access roads to crusher and with-in quarry
service roads.
• Stripping and disposal of over burden.
• Disposal of waste and gang rocks.
• Construction of quarry floor platform.
• Benches opening to required heights.
• Face splitting as required by mining plan design.
• Preparation of selection yard.
• Transporting usable material to selection yard.
• Quantity surveying and billing control.
• As built quarry map.
3.5 Phase V: Long Term Quarry Operation Scope Including:
• Designing the blasting rounds, performing bench drilling, also
charging the blast holes with explosives, initiating detonation, and
inspecting the muck piles.
• Assigning certified blasting engineers to carry out the bench blasting
and secondary blasting in the quarry.
• Performing regular maintenance of the quarry access roads, working
benches, working faces.
• Constructing and maintaining fuel, lubricants, and vehicle service
facilities on site.
• Providing all, equipment, vehicles, installations and facilities
necessary to maintain daily delivery needs of the crusher.
• Ensuring the operations of the quarries are carried out with due regards to safety, ecological and environmental
factors.
• Following and adhering to the mining plan provided to ensure material quality and optimum utilization of the
deposit.

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4. OPERATION AND MAINTENANCE OF PLANTS SERVICES
INCLUDING:
• Carrying out of plant detailed technical audit.
• Comprehensive plant operations, targeting increasing production, reducing
operating cost, enhancing product quality, and improving machinery
availability
• Carrying out the complete technical management and operation functions of
the plant.
• Maximize the production capacity of the Plant with regard to well
established management and operating practices.
• Developing and implementing necessary control systems and techniques to
ensure that the plant is able to operate efficiently and profitably on
continuous basis.
• Transferring to the client the know-how and expertise developed by RHI in
connection to the production technology of the plant.
• Maintaining the plant, at all times, in good operating conditions adhering to
the operation and maintenance requirements.
• Establishing and implementing an efficient system of preventive, predictive
and routine maintenance for the Plant including repair, overhauls and
periodic shut-downs, based on equipment records and operating histories
and optimization of spare parts stock utilization.
• Implementing and maintaining production and maintenance monthly and
yearly programs, also warehouse procedures and stock control methods.
• Developing and implementing appropriate production control procedures
including utilization of accurate measurement procedures and devices,
maintenance of log sheets, and recording of raw materials and consumables
consumption, maintaining high production efficiency, minimizing losses
and identifying any possible sources of operating inefficiencies to
immediate rectification.
• Instituting a safety and accident prevention system aimed at protecting
personnel and assets.
• Engineering for technical solutions required for both revamping and modification works the plant.
• Carrying out the training of Clients’ personnel on site and off-site through a comprehensive practical operation and
maintenance training program for all the levels of the Plant organization.

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5. PROJECT AND CONSTRUCTION MANAGEMENT SERVICES
INCLUDING
• Complete plant engineering review.
• Procurement and supply services.
• Project administration and cost control.
• Project schedule planning and progress monitoring.
• Bid packages preparation and evaluation.
• Construction and erection services.
• Project schedule acceleration and recovery management.
• Commissioning, start-up and performance testing.
• Quality Control plan development and execution Management.
• Vendors and suppliers shop inspections, and test witnessing.
• Document control and records.
• Management of progress meetings.
• Observing adherence to Health, Safety and Environmental requirements.
• Overseeing and management of plant commissioning and provisional acceptance testing.

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6. Construction Services Including:
• EPCM and design / build projects.
• Process modernization and upgrading projects.
• Filters upgrading and emissions reduction projects.