DPWH Blue Book - Free ebook download as PDF File .pdf), Text File .txt) or read book online for free. Construction of government infrastructure (Philippines) . Construction of government infrastructure (Philippines) facilities of the highest quality has always been the primary ma. File: PDF icon DO__spdf. Date: Wednesday, February 28, Revision on the Adoption of the DPWH Standard Specifications for Highways.

Dpwh Blue Book Pdf

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The latest edition of the DPWH Blue Book. abromishico.cf DPWH Blue Book - Standard Specification for Highways & Bridges (). DPWH BLUE BOOK VOL. Dpwh Blue Book Volume 1. Document Cover .. DPWH BOOK 1 abromishico.cf Documents · - DPWH ITDI ITDI EMB Queries were clarified by. Refer to DPWH Bluebook & Standard Specifications Volume II. Basis of Payment. The accepted quantities, measured as prescribed in Section

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Dpwh Blue Book - learncabg. Please kindly send me also a copy of the dpwh blue book pdf blue book volumes 1 and 2.

For each group of logs. Civil Engineers should know that. There are books covering wide areas of electrical and electronic engineering, mechanical engineering, materials science, civil engineering, chemical and bioengineering, telecommunications, signal processing, etc.

My only excuse is that I only had two Sundays before the exam to review the DPWH Blue Book due towork commitments and the stock knowledge I gained through the years as practicing engineer. Download with Google Download with Facebook or download with email. We present full variation of … Dpwh Materials Engineer Reviewer - media. Materials and debris which cannot be burned and perishable materials may be disposed off by methods and at locations approved by the Engineer, on or off the project.

If disposal is by burying, the debris shall be placed in layers with the material so disturbed to avoid nesting. Each layer shall be covered or mixed with earth material by the land-fill method to fill all voids.

The top layer of material buried shall be covered with at least mm 12 inches of earth or other approved material and shall be graded, shaped and compacted to present a pleasing appearance. If the disposal location is off the project, the Contractor shall make all necessary arrangements with property owners in writing for obtaining suitable disposal locations which are outside the limits of view from the project.

The cost involved shall be included in the unit bid price.

A copy of such agreement shall be furnished to the Engineer. Woody material may be disposed off by chipping. The wood chips may be used for mulch, slope erosion control or may be uniformly spread over selected areas as directed by the Engineer.

Wood chips not designated for use under other sections shall be spread over the designated areas in layers not to exceed 75 mm 3 inches loose thickness. Diseased trees shall be buried or disposed off as directed by the Engineer.


All merchantable timber in the clearing area which has not been removed from the right of way prior to the beginning of construction, shall become the property of the Contractor, unless otherwise provided. Low hanging branches and unsound or unsightly branches on trees or shrubs designated to remain shall be trimmed as directed.

Branches of trees extending over the roadbed shall be 7 trimmed to give a clear height of 6 m 20 feet above the roadbed surface. All trimming shall be done by skilled workmen and in accordance with good tree surgery practices.

Timber cut inside the area staked for clearing shall be felled within the area to be cleared. Area Basis. The work to be paid for shall be the number of hectares and fractions thereof acceptably cleared and grubbed within the limits indicated on the Plans or as may be adjusted in field staking by the Engineer.

Areas not within the clearing and grubbing limits shown on the Plans or not staked for clearing and grubbing will not be measured for payment.

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Lump-Sum Basis. When the Bill of Quantities contains a Clearing and Grubbing lump-sum item, no measurement of area will be made for such item.

Individual Unit Basis Selective Clearing. The diameter of trees will be measured at a height of 1. Trees less than mm 6 inches in diameter will not be measured for payment. When Bill of Quantities indicates measurement of trees by individual unit basis, the units will be designated and measured in accordance with the following schedule of sizes: Diameter at height of 1.

Dpwh blue book volume 2

It shall also include the salvaging of designated materials and backfilling the resulting trenches, holes, and pits. All designated salvable material shall be removed, without unnecessary damage, in sections or pieces which may be readily transported, and shall be stored by the Contractor at specified places on the project or as otherwise shown in the Special Provisions.

Perishable material shall be handled as designated in Subsection Copies of all agreements with property owners are to be furnished to the Engineer. Basements or cavities left by the structure removal shall be filled with acceptable material to the level of the surrounding ground and, if within the prism of construction, shall be compacted to the required density.

The removal of existing culverts within embankment areas will be required only as necessary for the installation of new structures. Abandoned culverts shall be broken down, crushed and sealed or plugged.

All retrieved culvert for future use as determined by the Engineer shall be carefully removed and all precautions shall be employed to avoid breakage or structural damage to any of its part.

All sections of structures removed which are not designated for stockpiling or re-laying shall become the property of the Government and be removed from the project or disposed off in a manner approved by the Engineer. Unless otherwise directed, the substructures of existing structures shall be removed down to the natural stream bottom and those parts outside of the stream shall be removed down to at least mm 12 inches below natural ground surface.

Where such portions of existing structures lie wholly or in part within the limits for a new structure, they shall be removed as necessary to accommodate the construction of the proposed structure. Steel bridges and wood bridges when specified to be salvaged shall be carefully dismantled without damaged. Steel members shall be match marked unless such match marking is waived by the Engineer. All salvaged material shall be stored as specified in Subsection Structures designated to become the property of the Contractor shall be removed from the right-of-way.

Blasting or other operations necessary for the removal of an existing structure or obstruction, which may damage new construction, shall be completed prior to placing the new work, unless otherwise provided in the Special Provisions. Pipes to be relaid shall be removed and stored when necessary so that there will be no loss of damage before re-laying.

The Contractor shall replace sections lost from storage or damage by negligence, at his own expense. All concrete pavement, base course, sidewalks, curbs, gutters, etc. When specified, ballast, gravel, bituminous materials or other surfacing or pavement materials shall be removed and stockpiled as required in Subsection There will be no separate payment for excavating for removal of structures and obstructions or for backfilling and compacting the remaining cavity.

Where the contract stipulates that payment will be made for the removal of specific items on a unit basis, measurement will be made by the unit stipulated in the Contract. Whenever the Bill of Quantities does not contain an item for any aforementioned removals, the work will not be paid for directly, but will be considered as a subsidiary obligation of the Contractor under other Contract Items.

The price shall also include backfilling, salvage of materials removed, their custody, preservation, storage on the right-of-way and disposal as provided herein. Unclassified excavation shall consist of the excavation and disposal of all materials regardless of its nature, not classified and included in the Bill of Quantities under other pay items. Rock excavation shall consist of igneous, sedimentary and metamorphic rock which cannot be excavated without blasting or the use of rippers, and all boulders or other detached stones each having a volume of 1 cubic meter or more as determined by physical measurements or visually by the Engineer.

Muck excavation shall consist of the removal and disposal of deposits of saturated or unsaturated mixtures of soils and organic matter not suitable for foundation material regardless of moisture content. The material shall meet the quality requirements determined by the Engineer unless otherwise provided in the Contract.

All excavations shall be finished to reasonably smooth and uniform surfaces.

No materials shall be wasted without authority of the Engineer. Excavation operations shall be conducted so that material outside of the limits of slopes will not be disturbed.

Prior to excavation, all necessary clearing and grubbing in that area shall have been performed in accordance with Item , Clearing and Grubbing.It shall be distributed in successive applications, in such amount and at such intervals as directed.

The offices and laboratories shall have at least the floor area prescribed on the Plans and shall contain the equipment, supplies and furnishings specified in the Contract. Each layer shall be covered or mixed with earth material by the land-fill method to fill all voids.

Steel bridges and wood bridges when specified to be salvaged shall be carefully dismantled without damaged. No scaling shall be performed on the stepped slopes except for removal of large rocks which will obviously be a safety hazard if they fall into the ditchline or roadway.

Steel members shall be match marked unless such match marking is waived by the Engineer. For measurement purposes, surplus suitable material shall be calculated as the difference between the net volume of suitable material required to be used in embankment corrected by applying a shrinkage factor or a swell factor in case of rock excavation, determined by laboratory tests to get its original volume measurement, and the net volume of suitable material from excavation in the original position.

The Contractor shall maintain and keep open and free from leaves, sticks, and other debris all ditches dug by him until final acceptance of the work. The resulting subgrade level shall conform to the allowable tolerances of Subsection