22 



Anchor Bolts 



Sidings 



Derrick Car 



Locomotive 



Transportation 



Cleaning 

 Steel 



Painting 



Paint 



Mixing 

 of Paint 



Brushes 



229. After any span has been erected in place and pier members set, the Contractor 

 shall drill all necessary anchor bolt holes in the masonry and set anchor bolts in Port- 

 land cement grout. 



230. In the case of Viaducts or other structures where the anchor bolts have been 

 set in open holes in the masonry during construction, the Contractor shall fill these holes 

 with Portland cement grout after erection of the steel. 



231. When erection is carried on during freezing weather, the Contractor shall 

 keep all anchor bolt holes free of water. 



231A. All work in connection with placing anchor bolts shall be done without 

 additional cost to the Railway Company. 



231 B. Where necessary for erection purposes, the Railway Company will, at its 

 own expense, furnish siding accommodation at or near each bridge site, or the Railway 

 Company may, at its own option, supply free of charge to the Contractor a locomotive 

 and crew for same to transport materials and equipment to and from the bridge site 

 during actual erection operations. 



231C. Contractor's self-propelling derrick car, when used on the main line, shall 

 be in charge of a Railway Company Conductor who will be provided free of charge by 

 the Railway Company. The Contractor shall state in his tender whether or not he 

 will execute the erection work with a self-propelling car. If flagmen are required they 

 will be furnished and paid for by the Railway Company. 



231D. If a locomotive is required (other than that supplied by the Railway Com- 

 pany in lieu of siding accommodation) in the execution of the work, the Contractor may 

 obtain one from the Railway Company at the rate of $75.00 per eight hour day or fraction 

 thereof. This charge is to include engine, tender, coal, water, crew and all incidental 

 expenses. 



231E. All materials, tools, equipment and employees on these Contracts shall be 

 routed over the Canadian National Railway's Lines from the closest junction with 

 other connecting Railway. No reduced passenger or freight rates will be granted. 



232. After erection, the steelwork is to be cleaned of all dirt, rust and loose or bro- 

 ken paint. 



233A. All rivet and bolt heads and bare or scratched spots shall be given one coat 

 of paint No. 1 before field coats Nos. 2 and 3 are applied. 



234A. The entire structure, except metal to be encased in concrete, shall be painted 

 by the Contractor with either the one or the two coats of paint which have not been 

 previously applied. 



234B. All rivet and bolt heads, which are located on painted surfaces, are to be 

 given one coat of each of the three standard paints. 



235. Surfaces which are to be protected by concrete casing shall not be painted, 

 and all such surfaces shall be left in a perfectly clean condition, free from all dirt, rust, 

 grease or paint spots. 



236. No painting shall be done in damp or foggy weather or at any time when the 

 temperature of the steelwork is below 40 Fahrenheit. No paint shall be applied to 

 surfaces which are not absolutely dry and clean. 



237A. Unless otherwise specified by the Engineer, paints shall be supplied by the 

 Contractor and shall be in accordance with the Railway Company's Standard Specifi- 

 cation K1W.-9.1. 



238. The paint shall be thoroughly stirred just before applying, and the pigments 

 shall be kept in suspension. 



238A. Brushes for painting steelwork shall be cylindrical in shape with a diameter 

 of not over 2>4 inches. All brushes shall be "bridled" or bound so as to leave not over 



