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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.

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.

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.

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.

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.

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.

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.

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.

6. Construction Services Including:

• EPCM and design / build projects. • Process modernization and upgrading projects. • Filters upgrading and emissions reduction projects.