Eleven such exhibitions were organised in the recent past; five at Northern Railway, Head quarters at New Delhi, one at S.C. Rly Hd. Qrs. Secunderabad, one at W.R. headquarters at Mumbai, one at Eastern Railway Headquarters at Calcutta at RDSO Lucknow, one at IRICEN, Pune one at Southern Railway, Chennai one at Jaipur and the recent one at Vigyan Bhawan, New Delhi.

These exhibitions have contributed extensively in developments and improvements of gadgets, track and other components which help in saving time and labour and improving efficiency of railway system and in spreading awareness about new products and development amongst the members.

(iii)    Lectures on topical subjects
IPWE also arranges lectures on topical subjects. The following lectures have been organised during the last four years in Rail Bhawan, New Delhi.

S. No.	Date	Speaker	Subject
1	26-Feb-04	Shri M N Ramesh, General Manager, BBR (India) Ltd	Maintenance, Repair, Retrofitting and Monitoring of Structures - recent trends
2	18-May-04	Shri R K Gupta	'Enhancement of Track Safety Through Mechanisation'
3	02-Jun-04	Shri A V S Satyanarayana, Consultant on Income-tax Planning	Planning of personal Income-tax of Railway Officers
4	21-Jun-04	Shri J S Mundrey	'Rails - design, manufacturing, maintenance and renewal'
5	07-Jul-04	Shri Bhaskar Menon	'Biometric Security Solution'
6	20-Sep-04	Dr. M R Kalgal	'Pre-stressed Concrete and cable stayed bridges'
7	21-Oct-04	Mr. David Griffiths	'Latest techniques of ultrasonic testing of rails'
8	04-May-05	Mr. J S Mundrey	Design, manufacturing, laying and maintenance of concrete sleepers.
9	02-Jun-05	Shri Shiv Kumar	Introduction of High Speed Corridor on Indian Railways - Impact and Challenges before us.
10	25-Jul-05	Shri A V S Satyanarayana	Planning of Personal Income-tax of Railway Officers.
11	19-Nov-05	Dr. V K Raina	(1)Bahrain-Qatar Sea Link Project - Bridging the Arabian Gulf. (2)World of Bridges - A pictorial presentation of old and new bridges around the world.
12	14-Dec-05	Dr. S Pal Singh	Wheel flat detection by special rail mounted sensors, Rail wheel interaction, Bridge monitoring and other related subjects.
13	06-Jun-06	Mr. Vijay Bhargava	'Management of Technical Documents - Key to Productivity'.
14	25-Aug-06	Shri J.S.Mundrey	Safety at Rail Joints.
15	08-Mar-07	Dr.M.K.Kamat	1. Corrosion protection of steel in concrete by using Concrete Penetrating Corrosion Inhibitors. 2. Corrosion Protection of Rails. 3. Retrofitting of concrete structures using fibre wrapping techniques.
16	26-Apr-07	Shri J.S.Mundrey	Poor Service Life of Rubber Pads on Indian Railways - Causes and Remedies.
17	09-Aug-07	Shri J.S.Mundrey	Mechanized Railway Track Construction.
18	05-Sep-07	Sh. A.K.Shrivastava	Wheel rail interaction and heavy haul standard and Indian Scenario.
19	15-Jan-08	Dr. Anders J Olsson, G.M. AB & C, Outokumpu Stainless Steel, Finland.	'Stainless Steel in Bridge Construction'
		By Mr. Lyndon Morgan, Manufacturing Manager, Outokumpu Stainless Steel, ASR Mill U.K.	'Stainless Steel in Cement Concrete'
20	16-Jan-2008	Dr. M.Seshagiri Rao	Track Parameters for high speed.
21	23-Jan-2008	Sh. J.S.Mundrey	"Appropriate ballast-less track technologies for India"
22	07-07-2008	Mr. Fetti of M/s. FIP Industriale, Italy	Seismic Devices, Bride Bearings, Fittings for tunnels, Noise Barriers, Vibration Damping System.

In order to enhance the knowledge of the railwaymen, a Technical Diary is being regularly published by IPWE. The Technical Diary consists in brief, various technical data normally required by field P.Way man in discharge of his duties efficiently. The new technical can be procured from IPWE Offices on payment of nominal charges of Rs. 50/- per copy.