1. “Tunnel” computer-aided design system

   • M. G. Bikineev

   OriginalPaper Pages: 249 - 255

2. Modeling of the conditions of contact interaction of the rock mass and lining in bar design schemes of tunnel workings

   • O. N. Zolotov
   • I. E. Nevskii

   OriginalPaper Pages: 256 - 262

3. River-bed quarry excavations and their effect on the hydraulic regime of river flow

   • V. P. Troitskii
   • A. I. Laksberg
   • V. A. Tursunov

   OriginalPaper Pages: 263 - 266

4. Ecological aspects of seepage from canals

   • Yu. M. Kosichenko

   OriginalPaper Pages: 267 - 272

5. Protection of underwater slopes by self-placement of stone

   • G. P. Skrebkov
   • K. A. Afim'ina
   • V. E. Korotkov

   OriginalPaper Pages: 273 - 275

6. Characteristics of the formation of a settlement crater in the zone of large reservoirs

   • V. A. Ulyashinskii
   • V. V. Tetel'min

   OriginalPaper Pages: 276 - 282

7. Experience in constructing high earth dams abroad

   • G. G. Lapin
   • A. D. Shargorodskii

   OriginalPaper Pages: 283 - 288

8. Continuous-flow method of constructing large embankments (dams) by filling from above

   • N. V. Agureev

   Discussions Pages: 289 - 296

9. Sanitary rules and regulations for protecting surface waters from pollution

   • I. M. Kutyrin

   Readers' Letters and Comments Pages: 297 - 297

10. Comments on the article “Method of compiling water-management balances”

    • G. M. Kuzovlev

    Readers' Letters and Comments Pages: 298 - 299