31. The Soviets had prepared field fortifications along the border across Sortavala and at the important road crossings at V�rtsil?and Korpiselk? 32. Adopted as a military term, a barricade denotes any improvised field fortification , such as on city streets during urban warfare. 33. Division was met by French infantry and field fortifications while trying to attack the " Redoute " from the rear. 34. VIII Corps advanced through extensive field fortifications but the Germans were able to contain the offensive, after committing their last reserves. 35. Grave's defences were steadily improved and was completely surrounded with field fortifications making any frontal assault out of the question. 36. The bloody results of such assaults against field fortifications as Franklin have made these battles some of the most memorable of the war. 37. Late in the war, when the difficulty of attacking field fortifications under heavy fire became apparent, other tactical expedients were employed. 38. The field fortification of "'Tiefenst�rmig "'( ) is a Forchheim in the south German state of Bavaria. 39. Meanwhile, two days of fighting had damaged or destroyed many field fortifications around the warehouse, and the warehouse itself was also damaged. 40. About 28, 000 pillboxes and other hardened field fortifications were constructed in the United Kingdom of which about 6, 500 still survive.