aggregate base course afghanistan

aggregate base course afghanistan

Afghanistan Engineer District AED Design Requirements

AFGHANISTAN Section Page 1. General 1 2. Geometric Design Criteria 1 3. Design Steps – Aggregate Surface Road 2 4. Design Example – Aggregate Surface Road 6 ... Base course aggregate meets gradation requirement per Table 2 with maximum aggregate being less than 1 inch. STEP 1 With ADT= 500, the road class will be 1 per Table 1. ...

32 11 23 Aggregate Base Course - Mile High Flood District

A. The aggregate base course shall be constructed to the width and section sho wn in the DRAWINGS. If the required compacted depth of base course exceeds six (6) inches, the base shall be constructed in two (2) or more layers of approximate equal thickness. The maximum compacted thickness of any one (1) layer shall not exceed six (6) inches. B.

Projects - VICC

The project is one of the highest profile US Government initiatives in Afghanistan and is at the nexus of international development and foreign policy. Key Components: Item Description Units Unit Type. Drainage Excavation (23,000 Cu Mt) Crushed aggregate base course (21,000 Cu Mt) Plant Mix Bituminous Pavements (60,000 Sq mt)

Grant -0422- AFG: Transport Network Development

The project road is located in North-Eastern part of Afghanistan and passes through the Baharak, Warduj, Zebak and Eshkashim districts of Badakhshan province. The total ... • Sub-base and crushed aggregate base course • Asphalt concrete (ATB, binder course, and wearing course)

Fayzabad to Baharak Road Project - Asian Development Bank

Islamic Republic of Afghanistan: Transport Network Development Program (Faizabad- Baharak Road 44 Km) ... spreading of sub-base course, paving aggregate base and concrete, making shoulders, construction of river bank protection, construction of stone masonry retaining walls,

RED HORSE Airmen bring combat outpost into fight > U.S ...

Sep 17, 2009  The airstrip will require an average of 3 feet of fill material to level the area followed by 6 inches of aggregate base course packed in 2-to-4-inch intervals to ensure good compaction topped with 14 inches of concrete. The operation is projected for completion in the winter of 2010.

DVIDS - News - Red Horse Airmen bring combat outpost into ...

The airstrip will require an average of 3 feet of fill material to level the area followed by 6 inches of aggregate base course packed in 2-to-4-inch intervals to ensure good compaction topped ...

32 11 23 - Aggregate Base Course

AGGREGATE BASE COURSES RELEASE – R2.1.1 SECTION 32 11 23 BART FACILITIES STANDARDS Issued: 10/01/2010 PAGE 5 OF 5 STANDARD SPECIFICATIONS D. Aggregate base course 6 inches and less in thickness may be spread and compacted in one layer. For thickness greater than 6 inches, the base course aggregate shall be spread and compacted in

SPECIFICATION P–208. AGGREGATE BASE COURSE

P-208 SPECIFICATION P–208. AGGREGATE BASE COURSE DESCRIPTION 208–1.1 This Work consists of a base course composed of hard, durable particles or fragments of crushed coarse aggregate blended with either binder and fine aggregate or filler. Construct it on a prepared underlying course in accordance with these Specifications and in conformance

AASHTO Pavement Thickness Design Guide

Asphalt Treated Base Class I 0.34 4 Bituminous Treated Aggregate Base 0.23 6 Asphalt Treated Base Class II 0.26 4 Cold‐Laid Bituminous Concrete Base 0.23 6 Cement Treated Granular (Aggregate) Base. 0.20 6 Soil‐Cement Base 0.15 6 Crushed (Graded) Stone Base 0.14 6 Macadam Stone Base 0.12 6

PREPARATORY SURVEY ON THE PROJECT FOR

Pavement Structure: 5cm Asphalt surface course 20cm Crushed aggregate base course Earthwork for Runway Strip and Transitional Surface ICAO Design Aircraft Category: 2C Runway Strip Width: 80 m New Apron No. of Parking Spot: 2 spots for medium TP Pavement Structure: 5cm Asphalt surface course 20cm Crushed aggregate base course

SIGAR 20-45-IP Afghan Ministry of Interior Security ...

mm (6 inches) of compacted aggregate base course material (compacted to 95 percent maximum dry density standards). 5 Per the approved grading plan, the parking lot’s slope was designed so rainwater would flow toward the affected concrete barrier and into the adjacent drainage ditch. 6 Contract Specification Section 26 20 00, paragraph 2.6.

11751674_11.pdf - 7 BILL OF QUANTITIES AND SCHEDULES ...

Afghanistan KK Road (0-50), Project-II BQ-1 PREAMBLE TO BILL OF QUANTITIES 1) ... M3 132,800.03 Pothole repairing including "DBST" for 7m wide existing road M2 1,000.04 Aggregate sub-base course M3 76,400.05 Aggregate base course M3 68,900.06 Asphalt treated base course (100mm ) M2 551,000.07 Asphalt concrete binder course (30mm) ...

SECTION 304 -- AGGREGATE BASE COURSE

SECTION 304 DIVISION 300-- BASE COURSES SECTION 304 -- AGGREGATE BASE COURSE Description 1.1 This work shall consist of furnishing and placing base courses on a previously prepared subgrade or course as shown on the plans or as ordered. 1.2 This work shall also include raising the grade of the edge of the roadway shoulders with crushed aggregate as shown

32 11 17 - Aggregate Subbase Courses

A Aggregate base course for pavements is specified in Section 32 11 23 - Aggregate Base Courses. 1.03 CLASSIFICATION A. Aggregate subbases are designated as Class 1, Class 2, or Class 3. The class of aggregate subbase shall be indicated. 1.04 MEASUREMENT AND PAYMENT A. General: Measurement and payment for aggregate subbase will be either by the ...

Chapter 3 DIVISION 300 - BASES - Maine

304.14 Aggregate Base Course - Type A Cubic Yard 304.15 Aggregate Base Course - Type B Cubic Yard 304.16 Aggregate Base Course - Type C Cubic Yard SECTION 306 - RECLAIMED MATERIAL FOR STABILIZED BASE Reserved SECTION 307 - FULL DEPTH RECYCLED PAVEMENT 307.01 Description This work shall consist of pulverizing a portion of the existing roadway ...

Material Codes for Aggregate (03-22-0745)

576; 676: 776: 876: grade b coarse aggregate (recyc pcc) for concrete *** *** 691: 791 *** grade b coarse aggregate (recyc pcc) for concrete

Grading systems by country - Wikipedia

Passing an exam or course requires 6 out of 12 in high school or at a private university (although some subjects in secondary school require a grade of 7 or 8 to pass), and 3 out of 12 at a public university. In high school, a 6 corresponds to 50% on an exam or in a course while in a public university, a 3 corresponds to 60% in a course or exam.

gul raaz - Technical Office Engineer (Bridge Road) - RIO ...

Afghanistan Supervision of Earthwork, Aggregate Base Course, and Curb Stone installation. Supervision of Earthwork and Aggregate Base Course. Co-ordination with Consultant. Preparation of daily progress report and monthly progress report. ...

AASHTO Pavement Thickness Design Guide

Asphalt Treated Base Class I 0.34 4 Bituminous Treated Aggregate Base 0.23 6 Asphalt Treated Base Class II 0.26 4 Cold‐Laid Bituminous Concrete Base 0.23 6 Cement Treated Granular (Aggregate) Base. 0.20 6 Soil‐Cement Base 0.15 6 Crushed (Graded) Stone Base 0.14 6 Macadam Stone Base 0.12 6

GRADED AGGREGATE BASE

GRADED AGGREGATE BASE. 2041 Description. Construct a base course composed of graded aggregate. 2042 Materials. Use graded aggregate material, produced from Department approved sources, which yields a satisfactory mixture meeting all the requirements of these Specifications after it has been crushed and processed as a part of the mining operations.

AGGREGATE BASE AND SURFACE COURSE ITEMS

The surface of the aggregate base course shall be finished by blading or with automated equipment designed for this purpose. If the top layer is 1/2 inch or more below grade, the top layer shall be scarified to a depth of at least 3 inches, new material added, and the layer blended and re-

Section 302 AGGREGATE BASE COURSES

Compact the aggregate base as specified in subsection 302.03.A. C. Maintenance During Construction. Maintain the aggregate base course layer at the required line, grade, and cross section until placement of the next layer. Ensure the exposed aggregate base course layer

Item 00231 - Cements Stabilized Crushed Aggregate Base

outlined in Item 230.5, of "Crushed Aggregate Base Course". 231.6 Measurement. "Cement Stabilized Crushed Aggregate Base", will be measured by the square yard of material, furnished and compacted in place and to the thickness specified, or as shown on the plans.

Afghanistan Engineer District AED Design Requirements

AFGHANISTAN Section Page 1. General 1 2. Geometric Design Criteria 1 3. Design Steps – Aggregate Surface Road 2 4. Design Example – Aggregate Surface Road 6 ... Base course aggregate meets gradation requirement per Table 2 with maximum aggregate being less than 1 inch. STEP 1 With ADT= 500, the road class will be 1 per Table 1. ...

Mountain Blade: Partnership slices through historic Afghan ...

Jan 11, 2013  "More than 800 truckloads of base-course and road surface aggregate were delivered, totaling 15,000 cubic meters. Portions were used during OMB as we assisted in

11751674_11.pdf - 7 BILL OF QUANTITIES AND SCHEDULES ...

Afghanistan KK Road (0-50), Project-II BQ-1 PREAMBLE TO BILL OF QUANTITIES 1) ... M3 132,800.03 Pothole repairing including "DBST" for 7m wide existing road M2 1,000.04 Aggregate sub-base course M3 76,400.05 Aggregate base course M3 68,900.06 Asphalt treated base course (100mm ) M2 551,000.07 Asphalt concrete binder course (30mm) ...

SECTION 02621 AGGREGATE BASE AND SUBBASE

2. Graded Aggregate for Base Course Graded aggregate for base course shall meet the gradation and other requirements of ASTM D 2940 for bases with the following modifications. The liquid limit and plasticity index values shall not be greater than 30 and 6, respectively. Soil fines passing the No. 200 sieve may be tolerated.

Item 00231 - Cements Stabilized Crushed Aggregate Base

outlined in Item 230.5, of "Crushed Aggregate Base Course". 231.6 Measurement. "Cement Stabilized Crushed Aggregate Base", will be measured by the square yard of material, furnished and compacted in place and to the thickness specified, or as shown on the plans.

Aggregate/Soils Base Testing Technician

CP–43, 7th Ed. Technician Workbook for ACI Certification of Aggregate Base Testing Technician. This workbook contains information about the ACI Aggregate Base Testing Technician (ABTT) certification program, performance checklists, and reprints of all of the resource materials referenced by the certification examinations.

A. ITEM - AGGREGATE BASE (Class 1 or 2)

A. ITEM - AGGREGATE BASE (Class 1 or 2) The Aggregate Base shall be Class **, and shall be as specified in Section 303 of the Standard Specifications. The estimated haul distance for the Aggregate Base is * miles. Please refer to the DESIGNER NOTES

What is subgrade and subbase? - FindAnyAnswer

Aggregate Base Course often referred simply as ABC, has certain desirable properties. Base Course in pavements refers to the sub-layer material of an asphalt roadway and is placed directly on top of the undisturbed soil (Sub-Grade) so as to provide a foundation to support the top layers of the pavement.

Safatullah Hamdard - Civil Engineer - Administrative ...

About Professional Experience Have a broad knowledge of procurement process, contract management, Project Scheduling, construction material testing, designing, construction of road, preparing submittal, review of technical specification and pinpointing the main construction and quality-related items, technical knowledge of Aggregate Base Course, Concrete HMA Mix Designs, preparing ...

Development of Design Guidelines for Proper Selection of ...

Millions of tons of graded aggregate base (GAB) materials are used in construction of highway base layers in Maryland due to their satisfactory mechanical properties. The fines content of a GAB material is highly variable and is often related to crushing process, stockpiling in the quarry, transportation and during construction at the site.

STANDARD CONSTRUCTION SPECIFICATIONS FOR ASPHALT

The cover aggregate shall have the following gradation: Sieve Size Percentage Passing Sieve 1/2" 100 3/8” 90-100 #4 10-30 #8 0-8 #200 0-1 B. Stripping Test for Aggregates Cover aggregate shall show no detrimental amount of stripping when tested as described in Section 40.01, Article 1.5 - Stripping Tests for Aggregates.

Commodity Report 22 - Aggregates

roading aggregate are NZS4407 1991 (Methods of sampling and testing road aggregates), TNZ M/4 1995 (Specifications for base course aggregates) and TNZ M/6 2001 (Specifications for sealing chip). These standards are based on prescriptive rock properties, whereas Transit New Zealand has recently proposed some performance-based

Aggregate Base Course (ABC) - Rock Sand Tucson

Aggregate base course: An engineered material tested for compaction, and graduation. Used under foundation and asphalt. Screened Fill: A fill dirt with the rocks greater than 1 inch screened off. Use for general dirt needs. Top Soil: Tucson soil screened leaving a light semi-sandy loam. Fill Dirt: Dirt right out of the ground. May have some ...

Site Lab. Manager with Sky GEO Jobs in Afghanistan

Soil (Embankment Sub grade Sub base) Aggregate Base Course Surface Course Aggregate Sampling from Stock piles. Soil Testing (Sieve Analysis Liquid Limit Plastic Limit Specific Gravity of Soil by Water Pycnometer method Standard Modified Proctor Tests (MDD) CBR Hydrometer Analysis Direct Shear Dispersibility etc.)