Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects. FP-69U.S. Government Printing Office, 1969 - 451 páginas |
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Página 84
... strength dynamite or other approved explosives that will produce equally satis- factory results . Fertilizer type explosives may be used only upon written permission of the Engineer . The size and spac- ing of the individual charges may ...
... strength dynamite or other approved explosives that will produce equally satis- factory results . Fertilizer type explosives may be used only upon written permission of the Engineer . The size and spac- ing of the individual charges may ...
Página 99
... strength to withstand any pressure created by the methods used and materials placed without damage or strain beyond a safe factor . Backfill or embankment shall not be placed behind the walls of concrete culverts or abutments of rigid ...
... strength to withstand any pressure created by the methods used and materials placed without damage or strain beyond a safe factor . Backfill or embankment shall not be placed behind the walls of concrete culverts or abutments of rigid ...
Página 109
... strength determined in accordance with subsection 401.02 . The amount of bituminous material to be added will be shown in the special provisions as a percentage by weight of the total aggregate . 301.03 Materials . The type and grade of ...
... strength determined in accordance with subsection 401.02 . The amount of bituminous material to be added will be shown in the special provisions as a percentage by weight of the total aggregate . 301.03 Materials . The type and grade of ...
Página 126
... strength of not less than 70 when tested by AASHO T 165. For aggregates having maximum sizes over 1 inch , T 165 will be modified to use 6 inch by 6 inch cylindrical specimens . The 6 inch cylinders will be compacted by the procedures ...
... strength of not less than 70 when tested by AASHO T 165. For aggregates having maximum sizes over 1 inch , T 165 will be modified to use 6 inch by 6 inch cylindrical specimens . The 6 inch cylinders will be compacted by the procedures ...
Página 178
... strength . ( a ) Mix based on predetermined cement content . The pro- portions shown in table 501-1 are designed to produce con- crete containing 6.0 bags of cement plus or minus 2 percent per cubic yard , suitable for normal machine ...
... strength . ( a ) Mix based on predetermined cement content . The pro- portions shown in table 501-1 are designed to produce con- crete containing 6.0 bags of cement plus or minus 2 percent per cubic yard , suitable for normal machine ...
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Términos y frases comunes
applied approved areas asphalt ASTM backfill Basis of Payment batch bid schedule bituminous material bituminous surface treatment bolts calcium chloride cleaned cofferdams compacted completed concrete condition Construction Requirements contract price contract unit price Contracting Officer crete Cubic yard curb curing damage depth designated determined as provided diameter embankment Emulsified Engineer equipment excavation expansion joints falsework feet finished forms gallon grade holes inch inspection joints layer length less Linear foot load masonry meet the requirements ment metal Method of Measurement minimum mixer mixing mixture mortar operations paid paint pavement Pay item Pay unit percent permitted piles pipe placed plans plant plates portland cement prestressing railing reasonably close conformity removed requirements of AASHO rivets roadbed roadway samples shown sieve special provisions specific gravity specified square yard stockpile stone Structural steel stud subgrade submerged arc welding suitable surface temperature thickness timber tion Unless otherwise valves weight welding width
Pasajes populares
Página 67 - ... race, creed, color, or national origin. Such action shall include, but not be limited to, the following: employment, upgrading, demotion or transfer; recruitment or recruitment advertising; layoff or termination; rates of pay or other forms of compensation; and selection for training, including apprenticeship. The Contractor agrees to post in conspicuous places, available to employees and applicants for employment, notices to be provided by the Contracting Officer setting forth the provisions...
Página 66 - The Contractor warrants that no person or selling agency has been employed or retained to solicit or secure this contract upon an agreement or understanding for a commission, percentage, brokerage, or contingent fee...
Página 54 - ... the Government may, by written notice to the contractor, terminate his right to proceed with the work or such part of the work as to which there has been a failure to pay said...
Página 17 - Subsurface or latent physical conditions at the site differing materially from those indicated in this contract, or (2) unknown physical conditions at the site, of an unusual nature, differing materially from those ordinarily encountered and generally recognized as Inhering in work of the character provided for in this contract.
Página 68 - UTILIZATION OF SMALL BUSINESS CONCERNS (a) It is the policy of the Government as declared by the Congress that a fair proportion of the purchases and contracts for supplies and services for the Government be placed with small business concerns. (b) The Contractor agrees to accomplish the maximum amount of subcontracting to small business concerns that the Contractor finds to be consistent with the efficient performance of this contract. [End of Clause] (b) The Small Business Subcontracting Program...
Página 17 - Officer shall promptly investigate the conditions, and if he finds that such conditions do materially so differ and cause an increase or decrease in the Contractor's cost of, or the time required for, performance of any part of the work under this contract, whether or not changed as a result of such conditions, an equitable adjustment shall be made and the contract modified in writing accordingly.
Página 67 - The contractor will take affirmative action to ensure that applicants are employed, and that employees are treated during employment, without regard to their race, creed, color, or national origin. Such action shall include, but not be limited to the following: employment, upgrading, demotion, or transfer; recruitment or recruitment advertising; layoff or termination; rates of pay or other forms of compensation; and selection for training, including apprenticeship.
Página 65 - Government under this contract may be assigned to a bank, trust company, or other financing institution, including any Federal lending agency, and may thereafter be further assigned and reassigned to any such institution. Any such assignment or...
Página 68 - September 24, 1965, so that such provisions will be binding upon each subcontractor or vendor. The contractor will take such action with respect to any subcontract or purchase order as the contracting agency may direct as a means of enforcing such provisions including sanctions for noncompliance; Provided, however, That in the event the contractor becomes involved in or is threatened with, litigation with a subcontractor or vendor as a result of such direction by the contracting agency, the contractor...
Página 63 - ... (c) All material and work covered by partial payments made shall thereupon become the sole property of the Government...