quotation for road layers material for sub base and fill

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  • SUB-BASE AND ROAD-BASE - Method Statement HQ

    SUB-BASE AND ROAD-BASE Ref No : 02/11/MC/14/00-01 Revision No : 10 Revision Date : 1/11/2002 23 Placing of Road Base or Wet Mix Macadam 231 The material shall be laid using an approved machineries and compacted in layers in accordance with specification Any areas of...

  • Sub-bases | Pavingexpert

    The sub-base layer is often the main load-bearing layer of a pavement It is designed to evenly spread the load of the paving, and any traffic thereon, to the sub-grade below A well-constructed sub-base will aid drainage and prevent settlement and channelisation - the phenomenon common on cheap installations of block paving, where two 'ruts' develop in the paving...

  • Groundwork Construction Rates Prices Building ,

    imported MOT type 1 sub base filling: m3: 5600 imported MOT type 2 sub base filling : m3: 4900 FiIIing to make up IeveIs by hand ave thknss n e 025 m arising from the excavations : m3: 2400 imported brought in off site soiI : m3: 4100 imported : m3: 6000 imported MOT type 1 sub base filling : m3: 7500...

  • Capping Layer | Tarmac

    Capping layer materials help to reduce costs and to protect the subgrade from rainfall and weathering In road construction the disruption caused by wet weather can be reduced significantly by using readily available, locally sourced capping materials A capping layer is required when the pavement is to be constructed on subgrade with CBR <5%...

  • Hardcores and Fills - E & JW Glendinning

    Hardcores and Fills From our limestone quarry at Linhay Hill, Ashburton we are able to offer a full range of hardcores from a general fill to a higher specification SHW 600 series or Type 1 803 sub–base material Our quarry at Pigsdon near Bude is able to offer a more limited range of scalpings and fills Range of Hardcores & Fills...

  • Typical Road Structure Cross Section - Sub Grade, Base ,

    Mar 23, 2017· It acts as a separating layer b/w subgrade and road base By this it prevent the two layers from mixing up b Characteristics of materials used in Sub Base: The subgrade material should be clean and free from organic matter and should be able to be compacted by roller, to form stable sub-base The material should have following characteristic...

  • Recycled Sub-Bases - Soils&Stone

    6F1/6F4 (formerly 6F1 Recycled) is a finer capping layer that is used in the same way as 6F5 but with a finer grading 6F4 is generally 315mm to dust 6F2/6F5 Recycled is a coarse-graded material ranging from 125mm to dust 6F2/6F5 is typically used for piling mats, haul roads and temporary hard-standings, such as car parks...

  • ANALYSIS OF USING RECLAIMED ASPHALT PAVEMENT (RAP) ,

    Oct 19, 2006· reclaimed concrete aggregate (RCA) to evaluate their potential use as base and subbase materials The testing of the RAP, RCA, and their blends with the base material, showed that as the % RAP increased in the blend, both the CBR value and permeability decreased RAP also caused larger permanent deformations during the cyclic triaxial testing...

  • Characterisation of Foundry Sand Waste Material for Road ,

    Kleven et al, (2000) observed that foundry sand can be used in the construction of pavement sub base layer (Kirk, 1998; Goodhue et al, 2001) Yucel and Ahmet (2005) advocated that soil-foundry sand mixtures blended with cement/lime can be used in the construction of highway sub base layer and as a fill material (Gedik et al, 2008)...

  • Pavement Manual: Base and Subgrade Preparation

    In order to achieve specified properties, subgrade, select fill, and base materials frequently require chemical treatment with additives such as lime, cement, fly ash, and asphalt Each of these materials must be properly designed to determine the most appropriate additive and concentration to achieve the desired improvement...

  • Should I Install Sub-Base with Artificial Grass | Purchase ,

    A sub-base is used to replace the expansive native soil with a non-expansive surface which will help to ensure an artificial grass installation will continue to look good for the duration of its 15- to 20-year useful life The most common types of sub-base are a crushed miscellaneous base (CMB), a Class II road base, or a decomposed granite (DG)...

  • Flexible Road Construction Method Process Step by Step ,

    Apr 29, 2020· After preparing of layer of sub base course we provide base material which is 43mm down aggregate Process are same as sub base course but material and time of rolling should change ie 0033 hr/cum, to make Water Bond Macadam WBM road The irregularities are filled in with premix chippings at least a week before laying surface course...

  • Road Base Suppliers in UAE - Better Way

    Our Sub Base, Road Base and Wet Mix Macadam consist of crushed aggregate which is used as a base layer for asphalt roads Our Sub Base and Road Base has high specific gravity and is durable and sound Due to the high CBR value this material has an added advantage in the pavement design and helps reduce the pavement thickness...

  • Bank Run Shell Roadbase Bulk | Big Earth Supply

    A road base is defined as a layer or layers of bound material intended to give structural integrity to a pavement , Sub-base consists of a lower quality material, sometimes crusher-run product, or the finer fraction of crushed stone production It can also be a clean, low plasticity fill material,...

  • MOT Type 1 Sub-Base | Stone Warehouse

    MOT Type 1 Sub-Base Mot Type 1 limestone is sized from 40mm down to dust and is mainly used as a bulk fill, a levelling material and as a sub-base for paths, ponds, drives, sheds, patios and construction jobs When levelled out a weed membrane can be added and then topped off with one of our more attractive gravels...

  • TB011P - Minnesota Department of Transportation

    The material quality requirements for a subbase are not as strict as those for a base since, under concrete, the pressures imposed on this layer due to vehicle loadings are much lower than those under asphalt Subbases may be constructed of granular materials, cement-treated materials, lean concrete, or ,...

  • Road Item Engineering Estimates | Construction In Ethiopia

    May 08, 2015· drains, subsoil (Sub surface) drainage and banks and dykes at the locations and to the sizes, shapes, grades and dimensions as shown on the drawings or as directed by the engineer, and the test flushing of subsoil drains It also covers the cleaning of open drains and the repairing of subsoil (Sub surface) drainage...

  • Bank Run Shell Roadbase Bulk | Big Earth Supply

    A road base is defined as a layer or layers of bound material intended to give structural integrity to a pavement , Sub-base consists of a lower quality material, sometimes crusher-run product, or the finer fraction of crushed stone production It can also be a clean, low plasticity fill material,...

  • Subbase (pavement) - Wikipedia

    In highway engineering, subbase is the layer of aggregate material laid on the subgrade, on which the base course layer is located It may be omitted when there will be only foot traffic on the pavement, but it is necessary for surfaces used by vehicl Subbase is often the main load-bearing layer of the pavementIts role is to spread the load evenly over the subgrade...

  • G5 & G7 Materials | Sub Base Material, Under paving ,

    The use of these materials in the pavement structure depends on the level of traffic that the road is designed to carry On lightly trafficked roads G5 quality natural gravels may be used in the base layer For heavier trafficked roads, these materials would only be suitable for use in the sub base layer or lower down in the pavement structure...

  • Road Base Options - Landscape Discount

    The base is a layer that also consists of crushed stone but slightly smaller stones than the sub-base In some cases, stone dust or stone fines will be mixed with the aggregate to reduce voids and will hold the layer in place better The Surfacing Material: This is the final layer of gravel that is poured on top of the base layer and will finish ....

  • road construction - SlideShare

    May 12, 2017· Sub-grade: Layers Sub-grade is commonly compacted before the construction of a road , pavement or railway truck , and sometimes Stabilized by the addition of asphalt , lime, , the sub-grade is the foundation of pavement on which the sub-base is laid Preparation of the sub-grade for construction usually involves digging , in order to remove ....

  • Everything You Need to Know About Installing a Sub-Base ,

    Oct 29, 2018· The sub-base material is the foundation of an artificial grass installation; it is what will give your artificial lawn structural stability A solid, well-compacted sub-base is crucial in providing sufficient strength to allow foot traffic and items of furniture to be placed upon the artificial lawn...

  • 4 ESTIMATING ROAD CONSTRUCTION UNIT COSTS

    Five hectares per km of right-of-way in hardwoods are being cleared for a road (extra width is being used to help the road dry after rains) Of the five hectares, 12 hectares per km will need to have the stumps removed Tractor machine rate is $80 per hour All material will be piled for burning Work is being done by a 335 HP bulldozer...

  • Crushed Hardcore – BSH – Bourne Skip Hire

    CRUSHED HARDCORE Recycled Sub-Base Aggregate We have in stock large quantities of recycled sub-base aggregate suitable for a range of projects and applications Our sub-base aggregate supplies are a more affordable alternative to quarried aggregates, but have very similar specifications and it has been certificated for use in a range building and...

  • Base & sub-base layers | EUPAVE

    Base & sub-base layers Description Hydraulically bound materials are obtained by mixing aggregates or granular soils with cement (or a hydraulic road binder) and a reduced amount of water, enabling compaction with rollers Once hardened, the mix forms a durable paving material with a ,...

  • Subsoil Drainage for Road Pavements

    Water has a damaging effect on most of the materials used in road construction , cracking and pothol Likewise, saturation of the pavement sub-layers due to a high water table will reduce the moduli of elasticity of the sub-layers giving rise to early rutting and cracking and requiring early maintenance , the sub-base) is adequate if ....

  • 4 ESTIMATING ROAD CONSTRUCTION UNIT COSTS

    Five hectares per km of right-of-way in hardwoods are being cleared for a road (extra width is being used to help the road dry after rains) Of the five hectares, 12 hectares per km will need to have the stumps removed Tractor machine rate is $80 per hour All material will be piled for burning Work is being done by a 335 HP bulldozer...

  • highway materials - UTM OpenCourseware

    Road Base Main load spreading layer Material –crushed aggregate 50mm to dust Five types of road base: 1 Dry BoundMacadam (natural interlock) 2 Wet Mix Macadam (water bound) cri-sab2832-july2009 23 3 Bituminous bound road base 4 Cement Stabilised (cement bound) 5 Composite Quality tests –CBR, LL, PI, ACV, FI, Soundness, Grading...

  • What is the purpose of using capping layers in pavement ,

    When the California Bearing Ratio of subgrade is checked to be below a certain percentage (eg 5%), a capping layer is normally provided to reduce the effect of weak subgrade on the structural performance of the road It also provides a working platform for sub-base to be constructed on top in wet weather condition because [,]...