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Subbase definition

Subbase means the supporting soil layers beneath a liner.
Subbase means the layer or layers of specified or selected material of designed thickness placed on a subgrade to support a base course.‌
Subbase means a layer of material of specified type and thickness between the subgrade and the base.

Examples of Subbase in a sentence

  • Apply this special provision to material placed under all of the Base Aggregate Dense and Base Aggregate Open Graded bid items, except do not apply this special provision to material classified as reclaimed asphaltic pavement placed under the Base Aggregate Dense bid items.(3) Do not apply this special provision to material placed under the Aggregate Detours, Salvaged Asphaltic Pavement Base, Breaker Run, Select Crushed, Pit Run, Subbase, or Riprap bid items.

  • The following Materials also shall comply with the requirements of Section 109.01: asphalt concrete; dense graded aggregate, to include aggregate base, Subbase, and select Material; fine aggregate; open graded coarse aggregate; crusher run aggregate; and Road stabilization aggregate.

  • Aggregate Subbase shall be gravel consisting of hard, durable particles which are free from vegetable matter, lumps or balls of clay, and other deleterious substances.

  • Apply this special provision to material placed under all of the Base Aggregate Dense and Base Aggregate Open Graded bid items, except do not apply this special provision to material classified as reclaimed asphaltic pavement placed under the Base Aggregate Dense bid items.(3) Do not apply this special provision to material placed and paid for under the Aggregate Detours, Breaker Run, Select Crushed, Pit Run, Subbase, or Riprap bid items.

  • Subbase Material: Naturally or artificially graded mixture of natural or crushed gravel, crushed stone, and natural or crushed sand; ASTM D 2940; with at least 90 percent passing a 1-1/2-inch sieve and not more than 12 percent passing a No. 200 sieve.

  • Standard Specification for Materials for Soil-Aggregate Subbase, Base and Surface Courses.

  • Aggregate Subbase Course Gravel Type D processed to 100 percent passing a 2 inch square mesh sieve and meeting the requirements of 703.06 – Aggregate for Base and Subbase may be used in areas requiring depths greater than 2 inches.

  • Subbase, if required, shall be placed and shaped to the required grade and section in accordance with 302.

  • Reclaimed Asphalt Pavement (RAP) meeting the requirements of §733-06 Reclaimed Asphalt Pavement for Earthwork and Subbase.

  • Standard Specification for Materials for Aggregate and Soil-Aggregate Subbase, Base and Surface Courses.


More Definitions of Subbase

Subbase means a layer of specified material of required thickness between a base and the basement material. (§ 1, Ord. 87-662, eff. June 4, 1987)
Subbase means the layer or layers of specified or selected material placed on a subgrade to support a base course.

Related to Subbase

  • Subloop shall have the meaning set forth in Section 9.3.1.

  • Cathodic protection tester means a person who can demonstrate an understanding of the principles and measurements of all common types of cathodic protection systems as applied to buried or submerged metal piping and tank systems. At a minimum, such persons must have education and experience in soil resistivity, stray current, structure-to-soil potential, and component electrical isolation measurements of buried metal piping and tank systems.

  • CPD means verifiable continuing professional development, as described in the General Dental Council's publication of April 2000, "Lifelong Learning – Taking Dentistry Forward", and may include attendance at approved postgraduate education courses but does not include any quality improvement activities within the meaning of paragraph 40 of Schedule 1 to the National Health Service (General Dental Services) (Scotland) Regulations 2010 in respect of which he is claiming an allowance in accordance with Determination XI of this Statement;

  • Seaplane means an aircraft that is capable of landing and taking off on the water.

  • Intermodal Rail Yard means a rail facility in which cargo is transferred from drayage truck to train or vice-versa.

  • LCC-300 Cost Centre E Terminus Building - Structure Lump Sum Breakdown E4 : Station (GL X7-27/M-Q, 15.00m-21.96m) Lump Sum Item LSE4.2 E4.2 : Suspended Beams and Slabs Contractor's Other Charges The Contractor shall enter hereunder any specific item of work or obligation or thing which is necessary for the execution of the Works, as required by the Contract, which has been omitted from or has not been separately itemised in this Lump Sum Breakdown and for which a separate charge is required. The unit of measurement for any Contractor's Other Charges shall be "sum", with Quantity and Rate columns entered with "N/A". ---------------------------------------------------------------------------------------------------------------- To Collection of Lump Sum Item LSE4.2 *** ----------- *** Certain information on this page has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. [STAMP]

  • Cold Weather Alert means the notice that PJM provides to PJM Members, Transmission Owners, resource owners and operators, customers, and regulators to prepare personnel and facilities for expected extreme cold weather conditions.

  • Hourly Rate means the proposed fully loaded maximum hourly rates that include travel, per diem, fringe benefits and any overhead costs for contractor personnel, as well as subcontractor personnel if appropriate.

  • M2M Flowgate means Flowgates where constraints are jointly monitored and coordinated as defined and set forth in Schedule D to this Agreement.

  • Pistol means any firearm with a barrel less than sixteen inches in length, or is designed to be held and fired by the use of a single hand.

  • PNode has the meaning set forth in the CAISO Tariff.

  • Contract feeder means a person who as an independent contractor, feeds commercial feed to animals pursuant to a contract whereby such commercial feed is supplied, furnished or otherwise provided to such person and whereby such person’s remuneration is determined all or in part by feed consumption, mortality, profits or amount or quality of product.

  • MCERTS means the Environment Agency’s Monitoring Certification Scheme.

  • Strip means to take off RACM from any part of a facility or facility components.

  • Hot Weather Alert means the notice provided by PJM to PJM Members, Transmission Owners, resource owners and operators, customers, and regulators to prepare personnel and facilities for extreme hot and/or humid weather conditions which may cause capacity requirements and/or unit unavailability to be substantially higher than forecast are expected to persist for an extended period.

  • Birth center means a facility or institution, which is not an ambulatory surgical center or a hospital or in a hospital, in which births are planned to occur following a normal, uncomplicated, low-risk pregnancy.

  • Cathodic protection means a technique designed to prevent the corrosion of a metal surface by making that surface the cathode of an electrochemical cell. For example, protection can be accomplished with an impressed current system or a galvanic anode system.

  • aeroplane means a power-driven heavier-than-air aircraft, deriving its lift in flight chiefly from aerodynamic reactions on surfaces which remain fixed under given conditions of flight;

  • Uppermost aquifer means the geologic formation nearest the natural ground surface that is an aquifer, as well as lower aquifers that are hydraulically interconnected with this aquifer within the facility's property boundary.

  • Electric bicycle means a “class 1 electric bicycle”, a “class 2 electric bicycle”, or a “class 3 electric bicycle” as defined in this section. (ORC 4511.01(RRR))

  • H1, H2 etc means First Highest, Second Highest Offers etc. in Disposal Tenders means

  • Front Yard means a yard extending across the full width of a lot between the front lot line of the lot and the nearest wall of the nearest main building or structure on the lot;

  • Semi-annual (2/Year) sampling frequency means the sampling shall be done during the months of June and December, unless specifically identified otherwise.

  • Chip means an integrated circuit embedded in the Card.

  • Asynchronous store and forward means the transmission of a patient's medical information from an originating site to the health care provider for telehealth at a distant site without the presence of the patient.

  • apron means a defined area intended to accommodate aircraft for purposes of loading or unloading passengers, mail or cargo, fuelling, parking or maintenance;