PREREQUISITES:
Bootable WINPE w/ImageX, Diskpart and BCDboot utilities.

REF: How to Create a bootable WINPE USB drive/stick (LINK)

Boot computer from WINPE media.

IMAGEX /CAPTURE

X:\windows\system32> diskpart
DISKPART> list volume
  Volume ###  Ltr  Label        Fs     Type        Size     Status  Info
  ----------  ---  -----------  -----  ----------  -------  ---
  Volume 0     E                       DVD-ROM        0  B  No Media
  Volume 1     C                NTFS   Partition     74 GB  Healthy 
  Volume 2     F   WINPE        FAT32  Removable   7382 MB  Healthy
  Volume 3     D   4TB_IMAGES   NTFS   Partition   4657 GB  Healthy
DISKPART> exit
X:\windows\system32> cd X:\DISM
X:DISM> imagex /capture C:\ D:\VOLUME_C.wim "VOLUME_C" /verify /check

 DISKPART

X:\windows\system32> diskpart
DISKPART> list volume
  Volume ###  Ltr  Label        Fs     Type        Size     Status  Info
  ----------  ---  -----------  -----  ----------  -------  ---
  Volume 0     E                       DVD-ROM        0  B  No Media
  Volume 1     C                NTFS   Partition     74 GB  Healthy 
  Volume 2     F   WINPE        FAT32  Removable   7382 MB  Healthy
  Volume 3     D   4TB_IMAGES   NTFS   Partition   4657 GB  Healthy
DISKPART> list disk
  Disk ###  Status            Size     Free     Dyn  Gpt
  --------  ----------------  -------  -------  ---  ---
  Disk 0    Online             74 GB     9 MB
  Disk 1    Online           7386 MB     0  B
DISKPART> select disk 0
DISKPART> list partition

  Partition ###  Type              Size     Offset
  -------------  ----------------  -------  -------
  Partition 1    Primary             74 GB    31 KB
DISKPART> select partition=1
DISKPART> clean or delete part
DISKPART> create part pri
DISKPART> assign letter=C
DISKPART> active
DISKPART> exit

IMAGEX /APPLY

X:\windows\system32> cd X:\DISM
X:DISM> imagex /apply D:\VOLUME_C.wim 1 C:\ /verify

BCDBOOT

X:\windows\system32> bcdboot c:\windows /l en-us

REFERENCES/RESOURCES/LINKS:
https://technet.microsoft.com/en-us/library/dd744320(v=ws.10).aspx