loading
UL 1993 - Self-Ballasted Lamps and Lamp Adapters
May 17, 2024 - ULSE

1.1 These requirements are intended to cover both self-ballasted lamps and self-ballasted lamp adapters rated 120 to 347 V AC nominal for connection to screw-base, pin-base, or recessed single contact (RSC or R7) lampholders. These devices are intended for use in accordance with the...

ASTM C1884-23 - Standard Specification for Manufactured Concrete Ballast Units
June 1, 2023 - ASTM International

1.1 This specification covers dry-cast, manufactured concrete units that are primarily used for ballast applications. These units are machine-made from hydraulic cement, water, and suitable mineral aggregates with or without the inclusion of other materials. Note 1: The design of concrete...

ASTM C1884-22 - Standard Specification for Concrete Ballast Block
December 1, 2022 - ASTM International

1.1 This specification covers dry-cast concrete ballast blocks that are primarily used for ballast of rooftop equipment. These units are machine-made from hydraulic cement, water, and suitable mineral aggregates with or without the inclusion of other materials. Note 1: The design of...

ASTM D7655/D7655M-12(2022) - Standard Classification for Size of Aggregate Used as Ballast for Membrane Roof Systems
November 1, 2022 - ASTM International

4.1 The wind resistance of ballasted membrane roof systems is determined largely by the size and weight of the ballast used. ANSI/SPRI RP-4 provides a method for the wind design of ballasted single-ply membrane roof systems and includes specific guidelines for the size and...

AS6111 - JAUS Unmanned Maritime Vehicle Service Set
September 28, 2023 - SAE International

This SAE Aerospace Standard (AS) defines a set of standard application layer interfaces called JAUS UMV Services. JAUS Services provide the means for software entities in an unmanned system or system of unmanned systems to communicate and coordinate their activities. The UMV Services represent the...

UL 1598C - Light-Emitting Diode (LED) Retrofit Luminaire Conversion Kits
September 8, 2023 - ULSE

1.1 These requirements apply to light-emitting diode (LED) retrofit kits that are intended to retrofit existing light sources or other components in previously installed luminaires that already comply with one of the standards in 3. 1.2 These kits are intended for use with: a) Luminaires where...

ASTM C140/C140M-23 - Standard Test Methods for Sampling and Testing Concrete Masonry Units and Related Units
June 1, 2023 - ASTM International

1.1 These test methods provide various testing procedures commonly used for evaluating characteristics of concrete masonry units and related concrete units. Methods are provided for sampling, measurement of dimensions, compressive strength, absorption, unit weight (density), moisture content,...

ASTM F3082/F3082M-23 - Standard Specification for Weights and Centers of Gravity of Aircraft
February 15, 2023 - ASTM International

This specification covers airworthiness design standards associated with aeroplane flight. The applicant for a design approval shall seek the individual guidance of their respective civil aviation authority (CAA) body concerning the use of this specification as part of a certification plan....

ASTM C140/C140M-22c - Standard Test Methods for Sampling and Testing Concrete Masonry Units and Related Units
December 1, 2022 - ASTM International

1.1 These test methods provide various testing procedures commonly used for evaluating characteristics of concrete masonry units and related concrete units. Methods are provided for sampling, measurement of dimensions, compressive strength, absorption, unit weight (density), moisture content,...

NR TEF 3298 - Excavation and Ballast As Built
December 4, 2021 - NR
A description is not available for this item.
ASTM F708-92(2022) - Standard Practice for Design and Installation of Rigid Pipe Hangers
October 1, 2022 - ASTM International

This practice covers acceptable methods of fabricating and installing rigid pipe hangers used to support shipboard piping systems, it provides guidance for the design of hanger caps, straps and standoffs, selection of hanger and hanger liner materials, hanger bolting, and hanger spacing. The pipe...

ASTM F1166-23 - Standard Practice for Human Engineering Design for Marine Systems, Equipment, and Facilities
January 1, 2023 - ASTM International

1.1 This practice provides ergonomic design criteria from a human-machine perspective for the design and construction of maritime vessels and structures and for equipment, systems, and subsystems contained therein, including vendor-purchased hardware and software. 1.1.1 The focus of these design...

ASTM F2352-14(2022) - Standard Specification for Design and Performance of Light Sport Gyroplane Aircraft
October 1, 2022 - ASTM International

This specification covers the manufacture of gyroplanes and includes design and performance requirements for light sport gyroplane aircraft. A gyroplane is a rotorcraft to be used for day visual flight rules (VFR) only, with rotor blades that are not engine-driven in flight and are supported in...

AS4914E - Aircraft Fluorescent Lighting Ballast/Fixture Safety Standard
June 10, 2021 - SAE International

The purpose of this standard is to recommend minimum performance requirements to assist the specification writer in establishing a failsafe airplane interior Fluorescent light assembly design. This standard relates to the design of lamp ballasts, lampholders, fixtures, and installation of...

ASTM C140/C140M-22b - Standard Test Methods for Sampling and Testing Concrete Masonry Units and Related Units
July 1, 2022 - ASTM International

1.1 These test methods provide various testing procedures commonly used for evaluating characteristics of concrete masonry units and related concrete units. Methods are provided for sampling, measurement of dimensions, compressive strength, absorption, unit weight (density), moisture content,...

ASTM F2374-22 - Standard Practice for Design, Manufacture, Operation, and Maintenance of Inflatable Amusement Devices
September 1, 2022 - ASTM International

1.1 This practice establishes criteria for the Design, Manufacture, Installation, Operation, Maintenance, Inspection, Training, Auditing and Major Modification of commercial use Inflatable Amusement Devices. These devices are made of flexible fabric, inflated by one or more blowers, and rely upon...

ASTM F1166-22 - Standard Practice for Human Engineering Design for Marine Systems, Equipment, and Facilities
September 1, 2022 - ASTM International

1.1 This practice provides ergonomic design criteria from a human-machine perspective for the design and construction of maritime vessels and structures and for equipment, systems, and subsystems contained therein, including vendor-purchased hardware and software. 1.1.1 The focus of these design...

USCAR27-1 - SPECIFICATION FOR TESTING GAS DISCHARGE LIGHT SOURCE SUBSYSTEM
March 2, 2022 - SAE International

This specification is a general level subsystem light source specification that establishes test requirements of a Gas Discharge Light Source (GDLS) subsystem for use on passenger vehicles. The completed test data to this test specification is intended to be provided to the OEM by the Tier one lamp...

ASTM C140/C140M-22a - Standard Test Methods for Sampling and Testing Concrete Masonry Units and Related Units
March 1, 2022 - ASTM International

1.1 These test methods provide various testing procedures commonly used for evaluating characteristics of concrete masonry units and related concrete units. Methods are provided for sampling, measurement of dimensions, compressive strength, absorption, unit weight (density), moisture content,...

NR/L3/INI/TK0027 - Excavation and Ballast as Built (aka NR/L3/INI/TK0027)
March 6, 2021 - NR

This document applies to all enhancement, renewals or heavy refurbishment works where the specified work disturbs the track bed layers, formation and/or re-ballasting is specified. Purpose This document sets out the requirements and process for measuring and recording hidden works including...

Advertisement