R. Zdvizh. (Right tributary of the Teterev River).
The River Zdvizh flows through the area from the beginning near the village of Bykova to the village of Yurov for 40'[> versts, having a highly winding current with a general direction to the northeast. The banks of the valley are not high at all and are gentle.
The soil is sandy. The left bank is generally open, the right bank in the area from the village of Bykova and almost to the village of Pokryshev is covered with forest.
The width of the valley ranges from 200 fathoms. up to 1 mile.
The soil of the valley is predominantly swampy and boggy.
The width of the river ranges from 3 to 5 steps, the depth from!/> to 3 arshins, the flow is average. Stakes are very frequent; in brol they are impassable. The banks of the river and riverbanks are mostly low and deep, almost everywhere inaccessible to traffic.
In general, due to the swampy banks, swampy valleys and a large number of ponds, the section of the river in question is accessible for movement only along existing crossings. There are almost no convenient points for setting up new crossings.
There are 12 existing crossings. The best of them are: a paved dam with 2 sluice bridges in Brusilovk B and a highway, wooden bridge near the village of Yurovna on the K1ev-/Zhitomr highway.
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The spills are abundant in water and continue for two weeks, very often causing great destruction.
R. Irpen. (Right tributary of the Dnipro).
The Irpen River flows along the river from its sources at Yaropovichi to the intersection with the Kiev-7Kitomr highway for 103'/> versts, having a general direction to the village of Sushchanki yy to the east, to the village. Sosnovka to the north-east, to the village. Chernogorodka to the east and Dalf to the border of the southern part of the region to the northeast.
The banks of the valley up to the village of Sushchanka are of considerable steepness, but cannot serve as a serious obstacle when crossing the river; further to the village. DBdovshchina, both banks are gentle, and below they are steep and steep in places. The left bank is crossed by many deep hollows, the right bank is less crossed.
The soil up to Chernogorodka is brown and turfy loam, below the shore is sandy with a touch of clay.
On the left bank from Chernogorodka to Goronichi there is black soil.
The banks of the valley are mostly covered with forest. The most open area is located on the left bank from Chernogorodka to Goronichi.
The width of the valley ranges from 40 steps to 8 versts.
The valley's entire length is marshy. To the village The Sushchanka Valley is impassable. From Sushchanka to Chernogorodka the road is passable for troops in many places. Below is available only in bulk for convenience.
The width of the r$fka ranges from 1 arsh. up to 20 fathoms, in some places there are areas up to 50 fathoms wide. Depth ranges from '/w to 9 arsh. Current speed is 8 feet per second. The bottom is silty. To s. The Chernogorodka river forms a number of ponds, greatly increasing its size.
The banks of the river are almost everywhere low and swampy, and few places are accessible.
In general, the river from its sources to the village of Sushchanki, due to the swampiness of the valley and the muddy bottom, is an obstacle to the movement of troops and crossings, but its significance in this regard is reduced by the large number of crossings in this area.
The section from the village of Sushchanka to the village. Chernogorodka, although it has a large dry valley and a river in many places where we can ford, but there are few permanent crossings suitable for artillery and convoys, and also not $5t m$st, convenient
= 49 for their structure, which enhances the significance of this section of the river.
From the village Chernogorodka to the border of the river district, due to its size and swampiness of the valley, presents a very great difficulty for the movement of troops.
There are no permanent crossings on the section under consideration, r5ki-21. Most of them are mill dams. There are: 1) two wooden bridges in the village. Lropovichi, one of the bridges is unreliable, 2) in the village of Skopishche there is a wooden bridge of weak construction, 3) a highway dam with a wooden bridge on the Ekiev-7Kitomr highway. The crossing is kept in EXCELLENT LOOK.
Brody to the village. There are a lot of Chernogorodka, below Chernogorodka there are many.