grade line


Also found in: Acronyms.

grade line

[¦grād ′līn]
(civil engineering)
A line or slope used as a longitudinal reference for a railroad or highway.

grade line

A line usually marked with stakes or monuments, each having an elevation referred to a common datum; by measurement or computation from such elevations and stakes, a grade is established between the terminal points.
References in periodicals archive ?
caption: The ProGrade Defense Grade line covers nine handgun calibers, and the offerings aren't just a token sample of each.
Winter Park Laser is pleased to offer a new professional physician grade line of products to improve all skin issues including wrinkles, acne, and post-treatments.
Based in West Columbia, S.C., EOTAC has launched its Operator Grade line of apparel.
Made to the same exacting standards that have made the Super Grade line famous, the new Compact has all the features one would expect from Wilson Combat's finest.
The ideal grade line for a culvert is one that produces neither silting nor excessive velocities and scour, one that gives the shortest length, and one that makes replacement simplest.
You install it in vertical courses by gluing the top of the fabric to the foundation wall, just below the grade line. (This holds it in place until you backfill.) Then you overlap and glue the vertical joints, and then backfill.
It offers a six grade line up with a direct-injection 2.4 liter i-VTEC engine with CVT transmission and the 3.5 liter i-VTEC engine with a 6-speed Automatic Transmission for the L4 and the V6 grades respectively.
The spiral pipe production line in the complex is the first facility in India capable of producing the API grade line pipe with a maximum random length of 18 meters.
With the exception of Hornady's new Light Magnum, however, the single-most distinguishing feature among all this premium-type ammunition is that it is topped with some sort of special bullet chosen for its superior ballistic coefficient - such as the new Federal Premiums loaded with Nosler Ballistic Tips - or with super-tough slugs like the Swift A-Frame used by Remington in its Safari Grade line. Winchester decided to keep everything in-house, so they make their own Silvertip boattails and Fail Safe bullets, as does Remington its Extended Range.